Spike's Tactical Black Assassin 223 Rem/556NATO 16" (14.5" with Pinned Brake) CTR Stock NO MAG - $1735

Description

Spike's Tactical M4 Flat Top Upper Receiver
* CNC Machined from a 7075 T6 MIL-H-6088 Forging
* Extended M4 Feed Ramps Machined before Plating
* Mil-Spec 1913 Picatinny Rail
* MIL-A-8625F Type III Class 2 Hardcoat Anodized Finish
* Laser Engraved T-markings
* Laser Engraved ST Spider logo
* Interior MIL-L-46010 Dryfilm Lube
* Mil-Spec Ejection Port Door Assembly with 5.3.1.2 MIL-STD-171 Phosphate Finish
* Mil-Spec Forward Assist Assembly with Tool Steel Pawl and 5.3.1.2 MIL-STD-171 Phosphate Coating
* Forged Mil-Spec Charging Handle with MIL-A-8625F Type III Class 2 Hardcoat Anodized Finish

Barrel Group
* Barrel Steel is Certified MIL-B-11595E Chromoly Vanadium Alloy
* Raw Barrel Steel is Magnetic Particle Inspected
* Barrels are Stress Relieved
* Mil-Spec M4 Barrel Extension with 5.3.1.2 MIL-STD-171 Phosphate Finish
* 1.2.2.2 MIL-STD-171 Hard Chrome Chamber
* 1.2.2.2 MIL-STD-171 Hard Chrome Bore
* Cold hammer forged
* 5.56mm Nato chamber
* All Chambers are Individually Checked for Head Spacing Before and After Plating
* All Barrels are Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI)
* 5.3.1.2 MIL-STD-171 Phosphate Finish on the Barrel Exterior, Including under the Lo-Profile Gas Block
* 1/2x28 Thread Pitch
* ST Dynacomp is permanetly attached for 16" OAL with a Pin and Weld
* Mil-Spec 303 Stainless Steel Gas Tube enhanced with Melonite Finish

Fore End Group
* 12" S.A.R.II
* One Piece Free Float Design, Machined From 6061-T6 Aircraft Grade Aluminum
* Barrel Nut Machined From Titanium
* 5 Integral Quick Disconnect Sockets with Type III Hardcoat Anodized Finish

Bolt Carrier Group
* Mil-Spec 8620 Tool Steel M16 Bolt Carrier with Shrouded Firing Pin
* Carrier is Nickel Boron Coated inside and out
* Laser Engraved with ST Spider Logo
* Mil-Spec Tool Steel Carrier Key
* Carrier Key is Nickel Boron Coated inside and out
* Carrier Key is installed with Grade 8 Hardware and Properly Staked
* Bolt is CNC Machined from Carpenter-158 Steel
* Bolt is Nickel Boron Coated inside and out
* All Bolts are Shot Peened per current Mil-Spec Requirements
* All Bolts are Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI)
* Tool steel Extractor is Shot Peened, Nickel Boron Coated, Fitted with a Mil-Spec Black Extractor Spring Insert and Mil-Spec Viton O-Ring
* Mil-Spec Firing Pin with 1.2.2.2 MIL-STD-171 Hard Chrome Finish
* Mil-Spec Cam Pin with Nickel Boron Coating
* Mil-Spec Firing Pin Retaining Pin with 5.3.1.2 MIL-STD-171 Phosphate Coating

Spike's Tactical Lower Receiver
* CNC Machined from a 7075 T6 MIL-H-6088 Forging
* Low Shelf for RDIAS
* Milled Manufacturer Engravings
* Accepts .154" Diameter Trigger & Hammer Pins
* MIL-A-8625F Type III Class 2 Hardcoat Anodized Finish inside and out

Enhanced Lower Parts Kit Group
* Semi-Auto Lower Parts Kit with Rounded Hammer, Tigger, and Disconnect Coated with Nickel Boron (ST Battle Trigger)
* Ambidextrious Safety
* ST Billet Trigger Guard
* KNS Anti-Rotational Trigger and Hammer Pins

Receiver Extension Group
* 7075 Mil-Spec Receiver Extension (Buffer Tube)
* Receiver Extension is 1.14" in Diameter, 6 Position
* Receiver Extension is MIL-A-8625F Type III Class 2 Hardcoat Anodized and MIL-L-46010 Dryfilm Lubed inside and out
* Mil-Spec Castle Nut with 5.3.1.2 MIL-STD-171 Phosphate Coating
* Castle Nut is Torqued to 38ft-lb.
* Spikes Tactical Sling Latch
* Spikes Tactical D-ring
* ST-T2 Tungsten Heavy Buffer
* Mil-Spec 17-7 Stainless Steel Buffer Spring
* Magpul CTR Stock with Enhanced Butt Pad

Bud's Item Number: 718002066