Aero Precision Uppers Gun Parts

(357 deals total)

100-015-987WB The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept standard .308 components and is the perfect upper for your big bore build. Match this with Aero's M5 .308 lower receiver for a solid and dependable fit. Features: M4 Feedramps .2795 takedown pin holes Laser engraved T-marks DPMS High Profile (.210) Tang) Includes port door and forward assist Includes: M5 .308 Assembled Upper Receiver in Anodized Black Color Black

This complete upper is loaded with everything you need to hit the ground running on your next build! Included Enhanced Handguard, Adjustable Gas Block, 5.56 PRO BCG, BREACH Ambidextrous Charging Handle, and VG6 Epsilon Muzzle Device give you all the upgrades you need out of the box! Includes: M4E1 Enhanced Upper Receiver - Anodized Black 10.7" Enhanced Gen 2 Handguard 12.5" 5.56 Government Profile CMV Barrel, Carbine Length .750 Adjustable Gas Block and Carbine Length SS Gas Tube AR15 BREACH Ambidextrous Charging Handle (Large Lever) AR15 5.56 PRO Bolt Carrier Group

MPN#: APSL100398 This complete upper is loaded with everything you need to hit the ground running on your next build! Included Enhanced Handguard, Black Nitride BCG, Adjustable Gas Block, BREACH Ambidextrous Charging Handle and VG6 Gamma Muzzle Device give you all the upgrades you need out of the box! Includes: M5E1 Assembled Upper Receiver - Anodized Black 15" Gen 2 M-LOK Enhanced Handguard 6.5 Creedmoor 22" Stainless Steel Barrel, Rifle Length .936 Adjustable Gas Block and Rifle Length SS Gas Tube .308 Black Nitride Bolt Carrier Group

Note:The muzzle device is not pinned or welded, so this upper is only suitable for a pistol lower unless used for a legal SBR. Know your local laws and regulations.

The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.

This AR15 Complete Upper features a 20", 10.5", or 16" 5.56 Rifle Length Barrel w/ Pinned FSB and Magpul MOE Rifle Length Handguard Specifications for Aero Precision AR15 5.56 w/Magpul MOE Handguard Complete Upper Receiver: Caliber: 5.56x45mm NATO Muzzle Device: A2 Flash hider Gun Model: AR-15 29D-UFH-AR556MOE-APAR502504M65 UPC#: 0840014604548

Aero Precision M4E1 Complete Upper, 16in 5.56 M4 Carbine Barrel. Anti-Rotation Tabs. Feed Ramp Extension. Scalloped Rails. Continuous Top Rail. Specifications for Aero Precision M4E1 16in 5.56mm M4 Carbine Barrel Complete Upper Receiver: Caliber: 5.56x45mm NATO Barrel Length: 16 in Gun Rail: M-LOK Gun Model: AR-15 29D-URC-M4E1CMCB-APAR640251M6 UPC#: 815421021431

This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Specifications for Aero Precision M4E1 Threaded .223 Wylde w/ ATLAS S-ONE Handguard Complete Upper Receiver: Caliber: .223 Wylde Barrel Twist Rate: 1-8 Gun Rail: M-LOK

Aero Precision M4E1 Complete Upper, 16in 5.56 M4 Carbine Barrel. Anti-Rotation Tabs. Feed Ramp Extension. Scalloped Rails. Continuous Top Rail. Specifications for Aero Precision M4E1 16in 5.56mm M4 Carbine Barrel Complete Upper Receiver: Caliber: 5.56x45mm NATO Barrel Length: 16 in Gun Rail: M-LOK Gun Model: AR-15 29D-URC-M4E1CMCB-APAR640252M6 UPC#: 815421021448

This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Specifications for Aero Precision M4E1 Threaded .223 Wylde w/ ATLAS S-ONE Handguard Complete Upper Receiver: Caliber: .223 Wylde Barrel Twist Rate: 1-8 Gun Rail: M-LOK

Aero Precision AR15 Upper Receivers Handguard Combo now includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for grip and visual appeal and a new profile for the picatinny top rail. Anti-Rotation Tabs. Feed Ramp Extension. Scalloped Rails. Continuous Top Rail. Specifications for Aero Precision M4E1 Complete Upper, 18in .223 Wylde Rifle Barrel: Caliber: .223 Wylde Handguard Length: 15 in Gun Rail: M-LOK Gun Model: AR-15 29D-URC-M4CWRB-APAR640251M42 UPC#: 815421021462

This Complete Upper includes Aero Precision's Quantum Handguard! Key features include the addition of built in anti-rotation tabs, removable 4-slot picatinny rail section for front sight and a 7 mounting surface for accessories. Specifications for Aero Precision M4E1 5.56 Enhanced Complete Upper Receiver: Caliber: 5.56x45mm NATO Barrel Twist Rate: 1-7 Handguard Length: 15 in Gun Rail: M-LOK Gun Model: AR-15 29D-URC-M4E1E55618RLQ-APAR640115M8 Aero Precision Complete Upper Receiver, M4E1-E, 18in, 5.56 Rifle Barrel, Quantum 15in M-LOK Handguard, Flat Dark Earth, APAR640115M8

AR15 Complete Upper 16"" 5.56 M4 Carbine Barrel w/FSB & M4 Handguard Specifications for Aero Precision AR15 16in 5.56 Complete Upper Receiver with Pinned FSB, M4 Handguard: Finish: Anodized Fabric/Material: 4150 Chrome Moly Vanadium Caliber: 5.56x45mm NATO Barrel Length: 16 in Barrel Profile: Government Gas Block Journal Size-Diameter: .750 in Barrel Twist Rate: 1-7 Gun Rail: Picatinny Muzzle Device: A2 Flash Hider Gun Model: AR-15 Weight: 69.76 oz 29D-UFH-YM114K-APAR505731 UPC#: 840014608188

This Complete Upper includes our Quantum Handguard! Key features include the addition of built in anti-rotation tabs, removable 4-slot picatinny rail section for front sight and a 7 mounting surface for accessories. Specifications for Aero Precision M4E1 Enhanced 7.5in 5.56 Pistol Length Quantum Handguard Complete Upper Receiver: Finish: Magpul Cerakote Model: M4E1 Caliber: 5.56x45mm NATO Barrel Length: 7.5 in Barrel Twist Rate: 1-7 Handguard Length: 7 in Attachment/Mount Type: M-LOK Gun Type: Rifle Gun Make: AR Platform Gun Model: AR-15 Weight: 39.52 oz

The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have.

Enhance the functionality and versatility of your firearm by installing this Optics Planet Exclusive Aero Precision AR15 16in .223 Wylde Fluted Barrel Complete Upper Receiver. These AR15 Upper Receivers developed by Aero Precision are only available right here at OpticsPlanet. Each one includes a bead-blasted 416R stainless steel barrel that will outlast the elements to provide years of consistent and premium performance.

Complete your rifle build with a 16in AR 15 5.56 NATO complete upper receiver from Aero Precision. These Mil-Spec AR15 Upper Receivers are built from tough 4150 Chrome Moly Vanadium with an anodized finish to ensure maximum durability and resistance to corrosion. This Aero Precision 556 complete upper includes a standard A2 flash hider, M4-style handguard, 16in 5.56 barrel, and other accessories depending on what model you select. Available with carbine-length or mid-length gas systems, these 16in AR 15 uppers are undeniably tough and built to perform in any situation.

This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Specifications for Aero Precision M4E1 Threaded 16in 5.56 M4 w/ ATLAS S-ONE Handguard Complete Upper Receiver: Caliber: 5.56x45mm NATO Barrel Length: 16 in

This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Specifications for Aero Precision M4E1 Threaded 5.56 w/ ATLAS S-ONE Handguard Complete Upper Receiver: Caliber: 5.56x45mm NATO Barrel Twist Rate: 1-7 Gun Rail: M-LOK

MPN: M4E1-BUILDER | UPC: ITM514292 KEY SPECS MANUFACTURER Aero Precision CALIBER/GAUGE Multi ACTION Semi Automatic CONDITION New SKU # LNG-AERO-M4E1-BUILDER The much-anticipated Aero Precision M4E1 Builder Sets are here! These unique finishes are available one time only and in limited quantities, so get one while you can! Upper Receiver:

The AR15 Stripped Upper Receiver is one of our most popular products. Forged from 7075-T6 aluminum, this stripped upper is precision machined to mil-spec M16/M4 specifications and features M4 feedramps. Match this upper with one of our AR15 lower receivers for a solid and dependable fit. Features: - M4 Feedramps - .250 takedown pin holes - Laser engraved T-marks Includes: - Blemished AR15 Stripped Upper Receiver in Anodized Black This product is blemished. Blemishes may include: - Plating inconsistencies - Pits - Scratches - Dents - Flaws in finish

Craft the build out of your dreams with the Aero Precision AR15 Complete Upper Receiver. These AR15 Upper Receivers from the innovators at Aero Precision feature a 5.56 barrel that is chambered for precision shooting. With a standard A2 flash hider, the Aero Precision 5.56 w/Magpul Complete Upper Receiver reduces overall flash while looking stylish. Forged from aluminum, this aftermarket accessory competes your upper receiver. Precision machined, the Aero Precision MOE SL Handguard Complete Upper Receiver lives up to the quality standards of civilians, military, and LEO.image

Aero Precision complete mil-spec AR-15 upper receiver. Fully assembled, includes M4 feed ramps, installed dust cover, forward assist, and laser engraved T- marks on the top rail. Ready to add a barrel and handguard out of the box, this US made upper receiver requires no additional assembly and is competitively priced. Features: - M4 feedramp already installed - Standard .250 takedown pin holes - Laser engraved T-marks - Dust cover and forward assist already installed Includes: - Fully assembled anodized black AR-15 upper receiver About Aero Precision

MPN#: APSL100394 Shipping to FFL Dealer Required No Made In America? Yes Platform M5 Series ATLAS Caliber .308 Winchester Barrel Length 16" Select Your Finish Anodized Black Weight(s) - Other N/A

Aero Precision APSL100391: This complete upper bundle has everything you need to hit the ground running on your next build! Included Enhanced M-LOK Handguard, Black Nitride BCG, BREACH Ambidextrous Charging Handle and VG6 GAMMA 556 Muzzle Device give you all the upgrades you need out of the box! Includes: M4E1 Threaded Assembled Upper Receiver - Anodized Black 15" Enhanced M-LOK Handguard 16" 5.56 CMV Barrel AR15 BREACH Ambidextrous Charging Handle (Large Lever) Black Nitride 5.56 Bolt Carrier Group VG6 GAMMA 556 Muzzle Device M4E1 Threaded Upper Receiver Features:

Description This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Includes: - M4E1 Threaded Assembled Upper Receiver - ATLAS S-ONE Handguard of choice - 18″ .223 Wylde Rifle Length Stainless Steel Barrel

Note: This barreled upper receiver assembly has a barrel length under 16” and is therefore subject to all NFA rules and regulations. Know your local laws before purchasing.

Aero Precision APAR700220AC: The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile as Aero Precision's M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum, precision machined to work with all mil-spec AR15 parts and includes the port door and forward assist pre-installed.

PRODUCT DESCRIPTION Aero Precision APAR308721AC: The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept standard .308 components and is the perfect upper for your big bore build. Match this with an Aero Precision M5 .308 lower receiver for a solid and dependable fit. Features: M4 Feedramps .2795 takedown pin holes DPMS High Profile (.210) Tang Includes port door and forward assist Includes: M5 .308 Assembled Upper Receiver in Sniper Grey Cerakote

Aero Precision APSL100386: This complete upper is loaded with everything you need to hit the ground running on your next build! Included Enhanced Handguard, Adjustable Gas Block, 5.56 PRO BCG, BREACH Ambidextrous Charging Handle, and VG6 Epsilon Muzzle Device give you all the upgrades you need out of the box! Includes: M4E1 Enhanced Upper Receiver - Anodized Black 10.7" Enhanced Gen 2 Handguard 12.5" 5.56 Government Profile CMV Barrel, Carbine Length .750 Adjustable Gas Block and Carbine Length SS Gas Tube AR15 BREACH Ambidextrous Charging Handle (Large Lever)

Aero Precision APSL100385: This complete upper bundle has everything you need to hit the ground running on your next build! Included ATLAS Handguard, Black Nitride BCG, BREACH Ambidextrous Charging Handle, and VG6 Gamma Muzzle Device give you all the upgrades you need out of the box! Includes: M4E1 Threaded Assembled Upper Receiver - Anodized Black 10.3" ATLAS R-ONE Handguard 11.5" 5.56 CMV Barrel Low Profile Gas Block and Carbine Length Gas Tube AR15 BREACH Ambidextrous Charging Handle (Large Lever) Black Nitride 5.56 Bolt Carrier Group VG6 Gamma 556 Muzzle Device

SKU#: APAR700201C The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile as our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum and precision machined to work with all mil-spec AR15 parts. The M4E1 Threaded Upper Receiver is designed to pair perfectly with our new M4E1 Lower Receiver, giving you a billet looking receiver set at a fraction of the billet price. Features:

Description This Complete Upper includes our Quantum Handguard! Key features include the addition of built in anti-rotation tabs, removable 4-slot picatinny rail section for front sight and a 7 mounting surface for accessories. Includes: - M4E1 Enhanced Assembled Upper Receiver - Quantum Handguard of choice - 10.5″ 5.56 CMV Barrel - Low Profile Gas Block and Carbine Length Gas Tube - Product comes assembled - This complete upper does not include BCG or Charging Handle.

This Complete Upper includes our Quantum Handguard! Key features include the addition of built in anti-rotation tabs, removable 4-slot picatinny rail section for front sight and a 7 mounting surface for accessories. Includes: M4E1 Enhanced Assembled Upper Receiver Enhanced Handguard of choice 18″ 5.56 Rifle Length CMV Barrel Low Profile Gas Block and Rifle Length Gas Tube Product comes assembled This complete upper does not include BCG or Charging Handle. M4E1 Upper Features: Forged from 7075 T6 aluminum Precision machined to M4E1 specs M4 feedramps

000000700202 Aero Precision APAR700202BAC: The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile as our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum, precision machined to work with all mil-spec AR15 parts, and includes the port door and forward assist pre-installed.

100-049-000WB AR-15 M4E1 Stripped Upper No Forward Assist Black 5.56mm Mfr Part: APAR712201C Cartridge: 5.56 mm NATO Finish: Black Style: Stripped This upper receiver features the same tried-and-true construction and aesthetics as Aero's M4E1 Threaded Upper Receivers, without provisions for a forward assist. Machined from custom 7075-T6 aluminum forgings this upper receiver is compatible with mil-spec AR15 components. Features: - No Forward Assist - Custom enhanced forging that gives the upper receiver a ""billet look"" while maintaining the structural integrity of a forged part.

Craft the build out of your dreams with the Aero Precision AR15 Complete Upper Receiver. These AR15 Upper Receivers from the innovators at Aero Precision feature a 5.56 barrel that is chambered for precision shooting. With a standard A2 flash hider, the Aero Precision 5.56 w/Magpul Complete Upper Receiver reduces overall flash while looking stylish. Forged from aluminum, this aftermarket accessory competes your upper receiver. Precision machined, the Aero Precision MOE SL Handguard Complete Upper Receiver lives up to the quality standards of civilians, military, and LEO.

This AR15 Complete Upper features a 20", 10.5", or 16" 5.56 Rifle Length Barrel w/ Pinned FSB and Magpul MOE Rifle Length Handguard Specifications for Aero Precision AR15 5.56 w/Magpul MOE Handguard Complete Upper Receiver: Manufacturer: Aero Precision Gun Model: AR-15 Condition: New Cartridge: 5.56x45mm NATO Muzzle Device: A2 Flash Hider Included Accessories: Standard Country of Origin: USA 29D-UFH-AR556MOE-APAR502503M65 UPC#: 840014604555

100-036-054WB AR-15 M4E1-T 11.5 IN ATLAS R-ONE COMPLETE UPPER 5.56MM FDE Mfr Part: APAR700712M29 Cartridge: 5.56 mm NATO Finish: Anodized Style: Complete Color: Flat Dark Earth Contour: Government Length: 11.5"

This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Specifications for Aero Precision M4E1 Threaded .223 Wylde Fluted Barrel w/ ATLAS S-ONE Handguard Complete Upper Receiver: Caliber: .223 Wylde Barrel Twist Rate: 1-8

Complete your rifle build with a 16in AR 15 5.56 NATO complete upper receiver from Aero Precision. These Mil-Spec AR15 Upper Receivers are built from tough 4150 Chrome Moly Vanadium with an anodized finish to ensure maximum durability and resistance to corrosion. This Aero Precision 556 complete upper includes a standard A2 flash hider, M4-style handguard, 16in 5.56 barrel, and other accessories depending on what model you select. Available with carbine-length or mid-length gas systems, these 16in AR 15 uppers are undeniably tough and built to perform in any situation.

AR15 Complete Upper 16"" 5.56 M4 Carbine Barrel w/FSB & M4 Handguard Specifications for Aero Precision AR15 16in 5.56 Complete Upper Receiver with Pinned FSB, M4 Handguard: Finish: Anodized Fabric/Material: 4150 Chrome Moly Vanadium Caliber: 5.56x45mm NATO Barrel Length: 16 in Barrel Profile: Government Gas Block Journal Size-Diameter: .750 in Barrel Twist Rate: 1-7 Gun Rail: Picatinny Muzzle Device: A2 Flash Hider Gun Model: AR-15 Weight: 69.76 oz 29D-UFH-YM114K-APAR505621 UPC#: 815421022292

This Upper Receiver Handguard Combo now includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for grip and visual appeal and a new profile for the picatinny top rail. Anti-Rotation Tabs. Feed Ramp Extension. Scalloped Rails. Continuous Top Rail. Specifications for Aero Precision M4E1 10.5in 5.56 Barrel w/ FSB Complete Upper Receiver: Caliber: 5.56x45mm NATO Barrel Length: 10.5 in Handguard Length: 7 in Gun Rail: M-LOK Gun Model: Ar-15 29D-URC-M4E1CBFS-APAR600211M3 MPN#: APAR640211M3

M5E1 Assembled Upper Receiver. Gen 2 Enhanced Handguard of choice. 18" 6.5 Creedmoor Stainless Steel Barrel. Low Profile Gas Block and Mid Length Gas Tube. Product comes assembled. Specifications for Aero Precision M5E1 18in 6.5 Creedmoor Complete Upper Receiver: Caliber: 6.5mm Creedmoor Barrel Length: 18 in Handguard Length: 15 in Gun Rail: M-LOK Muzzle Device: A2 Flash Hider Gun Model: M5 Barrel Material: 416R Stainless Steel 29D-UFH-M5E1CMLB-APAR308554M44 UPC#: 815421021875

Create an astonishing rifle build with the craftsmanship and features packed into this Aero Precision M4E1 Threaded 8in .300 Blackout Complete Upper Receiver. Each of these AR15 Upper Receivers designed by Aero Precision contain an ATLAS S-One Handguard that is compatible with low profile gas blocks as well as Mil-Spec AR15 uppers and barrels. This Aero Precision M4E1 Threaded 8in .300 Blackout Assembled Upper Receiver also contains a 4150 Chrome Moly Vanadium barrel with a QPQ finish that protects it from corrosion inside and out, ensuring maximum performance with a long lifespan.

Aero Precision 5.56 NATO M4E1 ATLAS R-ONE Complete Upper Available in 116″ Mid-Length

If you're browsing for a fantastic price on the Aero Precision M4E1 Complete Upper 5.56 Barrel, then you have showed up at the absolute appropriate location.Formulated working with several of the most strong and long lasting resources available, these AR15 Upper Receivers through Aero Precision offers you something that gives you years of stability.Aero Precision has been developing superior quality merchandise for a very long time, and the Aero Precision M4E1 Complete Upper 5.56 Barrel is their approach to showing you just how much they care.Here at OpticsPlanet, we make it our responsibility

This Complete Upper now includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for grip and visual appeal and a new profile for the picatinny top rail. Specifications for Aero Precision M4E1 Enhanced .223 Wylde Fluted Complete Upper Receiver: Cartridge: .223 Wylde Barrel Twist Rate: 1-8 Handguard Length: 15 in Attachment/Mount Type: M-LOK Muzzle Device: A2 Flash Hider Gun Model: AR-15 Included Accessories: EM-15 Handguard Gen 2 Barrel Material: 416R Stainless Steel

This complete upper includes our ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Specifications for Aero Precision Complete Upper Receiver M4E1-T, 5.56 NATO w/ R-One Handguard: Cartridge: 5.56x45mm NATO

This AR15 Complete Upper Receiver, paired with the ATLAS handguard streamlines the appearance of your next AR15 build by removing the Forward Assist. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you can maximize the weight savings for your next build. Specifications for Aero Precision AR15 5.56 Complete Upper Receiver: Color: Black Finish: Anodized Caliber: 5.56x45mm NATO Attachment/Mount Type: M-LOK Gun Rail: M-LOK Muzzle Device: A2 Flash Hider Gun Model: AR-15 Additional Features: Mid Length Barrel

The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have.

This Complete Upper includes our Quantum Handguard! Key features include the addition of built in anti-rotation tabs, removable 4-slot picatinny rail section for front sight and a 7 mounting surface for accessories. Specifications for Aero Precision M4E1 Enhanced 10.5in 5.56 Barrel Quantum Handguard Complete Upper Receiver: Caliber: 5.56x45mm NATO Barrel Length: 10.5 in Barrel Twist Rate: 1-7 Handguard Length: 9 in Gun Rail: M-LOK Gun Model: AR-15 Weight: 43.04 oz 29D-URC-M4E1E556105BQ-APAR640112M2 UPC#: 840014603497

This AR15 Complete Upper Receiver, paired with the ATLAS handguard streamlines the appearance of your next AR15 build by removing the Forward Assist. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you can maximize the weight savings for your next build. Specifications for Aero Precision AR15 5.56 Complete Upper Receiver: Color: Black Finish: Anodized Caliber: 5.56x45mm NATO Attachment/Mount Type: M-LOK Gun Rail: M-LOK Muzzle Device: A2 Flash Hider Gun Model: AR-15 Additional Features: Mid Length Barrel

This Upper Receiver Handguard Combo now includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for grip and visual appeal and a new profile for the picatinny top rail. Anti-Rotation Tabs. Feed Ramp Extension. Scalloped Rails. Continuous Top Rail. Specifications for Aero Precision M4E1 5.56 Rifle Barrel Complete Upper Receiver: Caliber: 5.56x45mm NATO Gun Rail: M-LOK Gun Model: AR-15 29D-URC-M4E1CMRB-APAR640221M2 UPC#: 815421022667

This complete upper includes our ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Specifications for Aero Precision Complete Upper Receiver M4E1-T, 5.56 NATO w/ S-One Handguard: Caliber: 5.56x45mm NATO Barrel Length: 12.5 in Gas System Length: Carbine Length

Aero Precision APAR538705M22: The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Includes: M5 Assembled Upper Receiver ATLAS R-ONE Handguard of choice 16" .308 CMV Barrel, Mid-Length Low Profile Gas Block and Mid-Length Gas Tube

Aero Precision APAR308554M27: This Complete Upper includes Aero Precision's Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for grip and visual appeal and a new profile for the picatinny top rail. This complete upper does not include a BCG or Charging Handle. Includes: M5E1 Assembled Upper Receiver 15" Gen 2 Enhanced M-LOK Handguard 20" .308 CMV Barrel Low Profile Gas Block and Rifle Length Gas Tube Product comes assembled These products may be selected as add-ons under the FINISH YOUR BUILD tab

Aero Precision M5 Barreled Uppers are changing the way you shoot large calibers out of a semi-automatic AR-10 platform. The AR-308 platform is not as plug and play as the AR-15 platform and can be a headache when building a gun from the ground up from different manufacturers. Solve that problem with this Aero Precision M5 Assembled Upper Receiver. This model features a 20” 416R stainless steel heavy barrel chambered in 6.5 Creedmoor for long range precision shooting and hunting. Comes with a low profile gas block and rifle length gas system for reliable function.

Barreled Upper Assembly does not include bolt carrier group or charging handle.

Aero Precision M5 Barreled Uppers are changing the way you shoot large calibers out of a semi-automatic AR-10 platform. The AR-308 platform is not as plug and play as the AR-15 platform and can be a headache when building a gun from the ground up from different manufacturers. Solve that problem with this Aero Precision M5 Assembled Upper Receiver. This model features a 18” 416R stainless steel heavy barrel chambered in 6.5 Creedmoor for long range precision shooting and hunting. Comes with a low profile gas block and mid-length gas system for reliable function.