NBS Gun Parts

(145 deals total)

You’re looking at the NBS 4″ 9mm Medium Profile QPQ Nitride Barrel. We sell hundreds of varieties of barrels from many top manufacturers and the ones we like the most end up as NBS barrels. We buy these in large quantities and re-brand them so we can bring them to our loyal customers at a fraction of the cost.

Weight 0.8 oz MPN 809 UPC 3118 SKU: 3118

Description

The NBS M16 bolt carrier group is the perfect BCG for your next rifle. 100% US made. M16 / AR15 6.8 SPC & .224 Valkyrie M16 style carrier Black Nitride finish 6.8SPC / .224 Valkyrie bolt Heat treated Shot peened Black Nitride finish MPI billet gas key Black Nitride Finish Properly seated Properly staked Cam Pin nitride treated for wear resistance Billet Machined Extractor Machined from solid 4140 bar stock, heat treated and shot peened Phosphate coated for reliable extraction Extractor insert included O-Ring included 100% USA Made   SKU: M16-BCG-6.8

Weight 11.408 oz Bolt Material 9310 Steel Cartridge Compatibility .223/5.56 NATO/.300 BLK Finish Salt Bath Nitride Carrier Profile M16 High Pressure Tested Untested Magnetic Particle Inspected Magnetic Partical Inspected Platform AR-15 Bolt Finish Nitride / Melonite MPN AR15-Bolt-Carrier-Group UPC 4300 SKU: 4300 AR15-Bolt-Carrier-Group

Description Hammer and Trigger kit. Kit includes Hammer, Trigger, 2 Hammer and Trigger Pins, Hammer and Trigger springs, Disconnector and Disconnect Spring. Spring colors may vary. Made in the USA. Lifetime Warranty. Weight 0.0000 oz Trigger Style Single Stage Stage 1 Pull (lbs) 7 Total Pull Weight (lbs) 7 Trigger Bow Curved Drop-in No SKU: 3389

An affordable upper assembly without cutting corners. This means using a nitrided steel gas block from an American Manufacturer as opposed to aluminum, quality American Made handguards, and using a proven Toolcraft M16 profile Black Nitride BCG paired with a 416R Stainless Steel Midlength barrel chambered in 5.56 with a 1:8 twist rate. The 1:8 twist provides the shooter the freedom to pick from a wider selection of bullet weights. From 55gr target rounds to 69gr match bullets, this barrel will stabilize them all.

Weight 0.0000 oz Color Black, OD Green, Tan Brand nbs SKU: tactical-grip Durable Polymer Construction Finger Grooves For Increased Grip Hinged Bottom Door **NOTE: This product is sourced from multiple manufacturers, so the country of origin may vary

DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols. Description This Glock 19/23 Lower Parts Kit is everything that you need to finish your Glock or a Polymer 80 Lower. These Glock parts are machined to exact specifications to make sure that you have a well-functioning Glock. Our Glock lower Parts Kit comes with a upgraded Adjustable Billet Aluminium Trigger and safety bar with 5.5 lb trigger connector. Kit Includes:

Weight 0.48 oz MPN D2-J089-0000 UPC 1313 SKU: 1313 Quality Mil-Spec AR-15 Safety Selector AMERICA Made

Description The NBS .223/5.56 DLC Bolt Carrier Group was designed with strength in mind. Starting with a 9310 Steel Bolt, which is aircraft-grade material, this bolt has a high core strength rating, a high fatigue strength, and a high hardenability rating. 9310 steel, when treated properly, is about 7% better than Carpenter 158 steel, so you know that you will have a dependable BCG, when you drop this into your rifle. This NBS BCG (Bolt Carrier Group) has been DLC Coated, so that it can provide a long-lasting experience, and provide a significant upgrade to your AR-15. 

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

NBS Nickel Boron Bolt Carrier Group for .223/5.56/300BLK Carrier M16 style (Auto) Machined from 8620 tool steel Heat treated to mil spec Bolt Machined from 9310 tool steel Heat treated to military specifications Shot Peened MPI (Mag Particle Inspected) Gas Key Machined from 17-4 Stainless Steel Heat treated to mil spec Extractor Machined from S-7 shock resisting tool steel Heat treated to mil spec Shot peened Extractor spring is made of stainless steel music wire Firing Pin Machined from 17-4 stainless steel Heat treated to milspec Specifications Weight: 11.6 oz

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description Our USA made end plate allows the attachment of slings with quick detach sling swivels. Composed of a full steel construction, it is compatible with both Mil-Spec and Commercial buffer tubes. QD Sling Swivel Not Included Weight 0.0000 oz MPN MAR078-S Brand nbs SKU: 1636

Description NBS Nickel Boron Bolt Carrier Group for .223/5.56/300BLK Carrier - M16 style (Auto) - Machined from 8620 tool steel - Heat treated to mil spec Bolt - Machined from 9310 tool steel - Heat treated to military specifications - Shot Peened - MPI (Mag Particle Inspected) Gas Key - Machined from 17-4 Stainless Steel - Heat treated to mil spec Extractor - Machined from S-7 shock resisting tool steel - Heat treated to mil spec - Shot peened - Extractor spring is made of stainless steel music wire Firing Pin - Machined from 17-4 stainless steel

SKU: 3524 The NBS AR-9 Billet Upper Receiver is a quality, American made billet upper designed to be used on Pistol Caliber Carbine (PCC) builds. Most often PCC builds are either 9mm or .45 ACP. This billet upper features a unique design that sets it apart from traditional forged upper receivers. Manufactured to exacting standards on five axis CNC machines from a solid block of aircraft grade aluminum, this stripped upper not only looks good… it is built to last. No Feedramps Compatible with mil-spec forged lower receivers and most billet lower receivers .250 takedown / pivot pin holes

Description The NBS 7.62×39 Black Nitride Bolt Carrier Group was designed with strength in mind. Starting with a 9310 Steel Bolt, which is aircraft-grade material, this bolt has a high core strength rating, a high fatigue strength, and a high hardenability rating. 9310 steel, when treated properly, is about 7% better than Carpenter 158 steel, so you know that you will have a dependable BCG, when you drop this into your rifle.

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description NBS Nickel Boron Bolt Carrier Group for .223/5.56/300BLK Carrier - M16 style (Auto) - Machined from 8620 tool steel - Heat treated to mil spec Bolt - Machined from 9310 tool steel - Heat treated to military specifications - Shot Peened - MPI (Mag Particle Inspected) Gas Key - Machined from 17-4 Stainless Steel - Heat treated to mil spec Extractor - Machined from S-7 shock resisting tool steel - Heat treated to mil spec - Shot peened - Extractor spring is made of stainless steel music wire Firing Pin - Machined from 17-4 stainless steel

Description

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description This NBS AR-9 Slick Side Billet Upper Receiver and M-LOK Handguard combo was designed and machined to match up beautifully together. It packs a multitude of great features into a sleek, rigid and durable package. To top it off, this American made combo is backed by the NBS Limited Lifetime Warranty. This combo also includes a stainless steel dowel pin that acts as the anti-rotation interface between the upper receiver and handguard. NBS AR-9 Slick Side Billet Upper Receiver for 9mm or .45

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description Mil-spec AR-15 Bolt Catch Weight 0.32 oz MPN D2-K011-0000 UPC D2-K011-0000 SKU: 1301

Description Mil-spec carbine castle nut/lock ring for securing lock plate on an adjustable stock for AR-15, M4. Weight 0.64 oz MPN AR15-LP-057 UPC 1339 SKU: 1339

Description A quality upper assembly without cutting corners. This means starting with a top tier mil-spec forged upper receiver, using a nitrided steel gas block as opposed to phosphate or aluminum, quality American Made M-LOK handguards and one of the nicest nitrided A2s you’ll find anywhere. This also means taking the time to ensure that the upper will function reliably. We use Permatex 242 on key components while using mil-spec AEROSHELL 33MS Anti-Seize grease on the properly torqued barrel nut and muzzle device.

Description We’ve gotten so much love regarding our NBS Carbine Buffer kit that we had to come out with a version that includes an H2 Heavy Buffer for those wanting to smooth out the recoil on an over-gassed system. - Mil-Spec Carbine Buffer Tube / Receiver Extension - 6 Position - 7075-T6 Aircraft Grade Aluminum - Hard Anodized - Carbine Buffer Spring - Castle Nut/Receiver Nut - Mil-Spec Receiver End Plate - H2 Heavy Buffer (4.6oz) w/ Genuine Tungsten Steel Counter Weights American Made and Backed by the NBS Limited Lifetime Warranty

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description

Description Mil-Spec AR-15 Receiver Extension / Buffer Tube End Plate Weight 0.0000 oz SKU: 1823

Description NBS Gas Tubes are high quality and affordable parts helping your AR-15 or LR-308 function reliably. Made of durable stainless steel, these gas tube are built to strict mil-spec standards and come in a variety of length classes. Make sure your rifle functions flawlessly with an NBS Gas Tube. Gas tube roll pin is included. Features: - High Quality - Affordable - Nitride Coated - Built to Mil-Spec Standards Weight 2 oz MPN 15293 UPC 15293 SKU: 15293

Description NBS GLOCK 19 Upper Parts Kit Includes all the necessary Gen 3 parts for a functional GLOCK Upper Assembly (without slide, sights, or barrel). Parts are brand new and machined to precise specifications. Hard-to-find replacement parts in one handy kit! Perfect for a GLOCK Armorer’s kit! Features Complete frame upper parts kit for the Gen 1-3 GLOCK (does not include slide or barrel) Compatible with Polymer80 Frames Includes: - Recoil Spring - Channel Liner - Extractor - Firing Pin - Spring Slide Cover Plate - Extractor - Depressor Plunger Spring

The AR Receiver Extension Kit is constructed from aircraft grade aluminum with rolled threading. The buffer tube has been hard coat anodized for maximum corrosion and wear resistance. A standard buffer spring and 3oz carbine buffer are included as well as a castle nut and lower receiver end plate. This assembly kit will fit on all Mil-Spec AR-15 lower receivers. Mil-Spec Carbine Buffer Tube / Receiver Extension 6 Position Aircraft Grade Aluminum Carbine Buffer Spring Castle Nut/Receiver Nut Mil-Spec Receiver End Plate Carbine Recoil Buffer

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description A quality upper assembly without cutting corners. This means starting with a top tier mil-spec forged upper receiver, using a steel gas block as opposed to aluminum, quality American Made M-LOK handguards (handguard style may vary) and one of the nicest nitrided A2s you’ll find anywhere. This also means taking the time to ensure that the upper will function reliably. We use Permatex 242 on key components while using mil-spec AEROSHELL 33MS Anti-Seize grease on the properly torqued barrel nut and muzzle device.

Description Introducing the NBS Mil-Spec Enhanced Carbine Buffer Kit Includes: - 7075-T6 Aluminum 6-Position Mil-Spec Receiver Extension (7075-T6 Aluminum is nearly twice as strong as 6061) - Dirty Bird 17-7 Stainless Steel Carbine Buffer Spring - Higher Degree of Strength and Hardness - Excellent Fatigue Properties - Great Corrosion Resistance - 4oz H1 Buffer w/ 2 steel and 1 tungsten counter weights - Hardened Castle Nut w/ Staking Cuts - Mil-Spec End Plate Made in the USA Backed by the NBS Limited Lifetime Warranty Weight: 0.0000 oz SKU: 5681

Description An affordable pistol upper assembly without cutting corners. This means using a nitrided steel gas block from an American Manufacturer as opposed to aluminum and quality American Made handguards, paired with a 7.5″ Nitride treated barrel chambered in 5.56 NATO. This also means taking the time to ensure that the upper will function reliably. We use Permatex 242 on key components while using mil-spec AEROSHELL 33MS Anti-Seize grease on the properly torqued barrel nut and muzzle device.

DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols. Description This Glock 17/22 Lower Parts Kit is everything that you need to finish your Glock or a Polymer 80 Lower. These Glock parts are machined to exact specifications to make sure that you have a well-functioning Glock. Our Glock lower Parts Kit comes with a upgraded Adjustable Billet Aluminium Trigger and safety bar with 5.5 lb trigger connector. Kit Includes:

Description NBS AR-15 Mil-Spec Barrel Nut Weight 1.12 oz MPN 51004 UPC 5610 SKU: 5610

Description Mil-spec AR-15 / AR-308 Forward Assist Assembly Kit sourced from Top Tier Supplier of Military and OEM Manufacturers. Features a tool steel forward assist pawl and press fit and pinned cap. Includes forward assist assembly, spring, and installation pin. Weight 0.8 oz MPN FAGC-0015 UPC 3134 SKU: 3134

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description The NBS Mil-Spec Lower Parts Kit Minus Fire Control Group and Pistol grip is everything you need and nothing you don’t. This kit, sourced from an OEM supplier of many name brand manufacturers, it is perfect for the builder who expects quality and will be choosing an upgraded grip and trigger group. It consists of high quality mil-spec or better parts. These are precision CNC machined parts, not MIM. Each kit includes: - Safety Selector, Selector Spring and Detent - Trigger Guard and Roll Pin - Magazine Catch, Spring and Button - Front Pivot Pin - Rear Take Down Pin

Description This is the first upper in our line of NBS (No Bullshit) Upper Assemblies. We wanted to build an affordable upper assembly without cutting corners. This means using a nitrided steel gas block from an American Manufacturer as opposed to aluminum, quality American Made handguards and using a proven M16 profile Black Nitride BCG paired with an NBS 16″ Mid-Length Parkerized Barrel.

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

Description Anderson Manufacturing Mil-Spec AR-15 Hammer – Black Weight 0.96 oz UPC 1322 SKU: 1322

DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols. Description This Glock 19/23 Lower Parts Kit is everything that you need to finish your Glock or a Polymer 80 Lower. These Glock parts are machined to exact specifications to make sure that you have a well-functioning Glock. Our Glock lower Parts Kit comes with Polymer Trigger and safety bar with 5.5 lb trigger connector. Kit Includes: - Polymer Trigger w/ Bar - Trigger Housing - Trigger Spring

Description The NBS M16 bolt carrier group is the perfect BCG for your next build. Properly built, no corners cut, 100 percent US made. With our lifetime guarantee, you can’t go wrong. M16 / AR15 6.8 SPC & .224 Valkyrie - 8620 M16 style carrier - H&M Black Nitride finish - Properly heat treated - Final grind before plating - 9310 6.8SPC / .224 Valkyrie bolt - Heat treated - Shot peened - H&M Black Nitride finish - MPI - 4140 billet gas key - H&M Black Nitride Finish - Properly seated with Grade 8 fasteners - Properly staked to ensure reliability

Description Mil-Spec AR-15 Carbine Buffer Spring. - Chrome Silicon Steel Weight 0.0000 oz Brand nbs SKU: 1337

Description The NBS Mil-Spec Buffer Tube is a quality Receiver Extension (AKA Buffer Tube) machined from high strength American 7075-T6 Aluminum. This is a 6 position design and is a finished with Type 3 class 2 Hard Anodizing. American Made 7075-T6 Aluminum Platform: AR-15 Positions: 6 Weight: 3.68 Oz Weight 0.0000 oz MPN 7075CBT SKU: 1340 MPN#: 7075CBT

Description Complete Mil Spec Stock & Buffer Kit, includes: Buffer Tube, Buffer spring Castle Nut, End Plate and Durable 6 Position Mil Spec Stock. - Guaranteed Mil-Spec Design & Tolerances - One Year Manufactures Warranty MPN ST007M Brand nbs SKU: 1160

Description Mil-Spec Style M4 Carbine / USGI Polymer Collapsible Stock – Tan Weight 11.2 oz MPN 20286 UPC 20286 SKU: 20286

Description Here at AR15Discounts.com we work with a wide variety of machine shops and barrel manufacturers. When we come across a barrel maker we like, we will often decide to private label those barrels for resale under the NBS brand. We purchase these barrels in large quantities and then pass the savings on to our customers. Why buy an NBS Brand Barrel: - American Made – Sourced from a variety of Tier 1 Manufacturers here in the United States - Quality Control – All barrels are manufactured under ISO-9001 or better quality standards

3151 You’re looking at the NBS 16″ 9mm Govt / SOCOM Profile QPQ Nitride Barrel. We sell hundreds of varieties of barrels from many top manufacturers and the ones we like the most end up as NBS barrels. We buy these in large quantities and re-brand them so we can bring them to our loyal customers at a fraction of the cost.

Description

Description

DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols. Description This Glock 17/22 Lower Parts Kit is everything that you need to finish your Glock or a Polymer 80 Lower. These Glock parts are machined to exact specifications to make sure that you have a well-functioning Glock. Our Glock lower Parts Kit comes with Polymer Trigger and safety bar with 5.5 lb trigger connector. Kit Includes: - Polymer Trigger w/ Bar - Trigger Housing - Trigger Spring

Description