Patriot Ordnance Factory Ar-15 Anti Tilt Receiver Extension - Ar-15 Carbine Receiver Extension Anti-

CMMG Inc Receiver Extension and Stock Kit A1 AR-15 55CA646

CMMG Inc Receiver Extension and Stock Kit A1 AR-15 55CA646. Features of CMMG Inc Fixed Butt Stock Kit A1: CMMG A1 Receiver Extension Rifle Buffer Assembly Rifle Action Spring A1 Rifle length Butt stock Assembly Package Contents: CMMG Inc Fixed Butt... ... more

Cmmg Ar-15 Receiver Extension Kit - Ar15 Carbine Receiver Extension Kit

In the middle of an AR-15 build? Don't worry about all the parts at the butt-end of your AR-15. CMMG has you covered with the company's AR-15 Receiver Extension Kit, providing you with all the components you need to complete the receiver extension on... ... more

Cmmg Ar-15 Fastback Receiver Extension - Ar-15 Fastback Receiver Extension Mil-Spec

Thanks to CMMG's unique Fastback Receiver Extension, you can now instantly deploy your stock or stabilizing brace to the exact position you need it from its collapsed position. Designed to accept all mil-spec buffer tubes, the Personal Position Preset... ... more

CMMG Inc Receiver Extension and Stock Kit Carbine AR-15 55CA634

CMMG Inc Receiver Extension and Stock Kit Carbine AR-15 55CA634. Features of CMMG Inc Coll Butt Stock Kit 6 Position: CMMG 6 Pos Receiver Extension Carbine Buffer Assembly Carbine Action Spring 6 Position Butt stock Assembly Package Contents: CMMG Inc... ... more

Mission First Tactical Battlelink Extreme Duty Minimalist Stock AR-15 Mil-Spec 1.148 Diameter Receiver Extensions Scorched Dark Earth BMSMIL-EXD-SDE

Mission First Tactical Battlelink Extreme Duty Minimalist Stock AR-15 Mil-Spec 1.148 Diameter Receiver Extensions Scorched Dark Earth BMSMIL-EXD-SDE. 62X51 AR-10 while remaining nimble enough for use on a 5.56. Narrow chassis extends but maintains... ... more

CMMG Inc Receiver Extension and Stock Kit A1 MK3 38CA964

CMMG Inc Receiver Extension and Stock Kit A1 MK3 38CA964. 308 WIN platform firearm to a proper MK3 platform firearm. The receiver extension features two QD flush cups on either side for mounting the included A3 pistol grip and AR-15 style buttstock.... ... more

Cmmg Ar-15 Receiver Extension - Ar-15 Mk4 Receiver Extension Kit

CMMG's engineering team finely tuned the company's line of Mk4 rifles to ensure that they're one of the most reliable, finely made ARs on the market today. However, that tuned construction means that the Mk4 platforms are built with a few components... ... more

Brownells Ar-15 Rifle Receiver Extension Tube - Ar-15 Rifle Receiver Extension

The Brownells AR-15 Rifle Length Buffer Tube is machined from high quality 7075 aluminum and boasts a matte black hardcoat anodized finish. Fits standard AR-15 and M16 lower receivers and rifle length buttstocks. Machined from 7075 aluminum Matte black... ... more

Cmmg Ar-15 Receiver Extensions - Ar-15 A1 Receiver Extension

Replacement AR-15 Receiver Extensions in either an A1 or Pistol length. Mfg: Cmmg ... more

Strike Industries Pistol Buffer Tube/Short Receiver Extension Kit AR-15 5.28 in Blue One Size SI-AR-SPRE-SLICK-BLU

Strike Industries Pistol Buffer Tube/Short Receiver Extension Kit AR-15 5.28 in Blue One Size SI-AR-SPRE-SLICK-BLU. Strike Industries machined these AR15 Buffer Assemblies from 7075-T6 aluminum for enhanced strength. This Strike Industries 5.28in... ... more

JE Machine Tech Buffer Tube Receiver Extension & Advanced Adjustable Stock Combo AR-15/ AR-10 Mil-Spec 6-Position Anodized Black PS-ST2B+PS-BTM Combo

JE Machine Tech Buffer Tube Receiver Extension & Advanced Adjustable Stock Combo AR-15/ AR-10 Mil-Spec 6-Position Anodized Black PS-ST2B+PS-BTM Combo. . These AR15 Buffer Tubes through the expert product specialists at JE Machine Tech are fashioned by... ... more

Mission First Tactical Battlelink Extreme Duty Minimalist Stock AR-15 Mil-Spec 1.148 Diameter Receiver Extensions Black BMSMIL-EXD

Mission First Tactical Battlelink Extreme Duty Minimalist Stock AR-15 Mil-Spec 1.148 Diameter Receiver Extensions Black BMSMIL-EXD. 62X51 AR-10 while remaining nimble enough for use on a 5.56. Narrow chassis extends but maintains enough room to install... ... more

Strike Industries Pistol Buffer Tube/Short Receiver Extension Kit AR-15 5.28 in FDE One Size SI-AR-SPRE-SLICK-FDE

Strike Industries Pistol Buffer Tube/Short Receiver Extension Kit AR-15 5.28 in FDE One Size SI-AR-SPRE-SLICK-FDE. Strike Industries machined these AR15 Buffer Assemblies from 7075-T6 aluminum for enhanced strength. This Strike Industries 5.28in Pistol... ... more

Mission First Tactical AR-15 Battlelink Minimalist Stock Military For Mil Spec Size 1.148 Diameter Receiver Extensions Black BMSMIL

Mission First Tactical AR-15 Battlelink Minimalist Stock Military For Mil Spec Size 1.148 Diameter Receiver Extensions Black BMSMIL. These AR15 Stocks by Mission First Tactical slide on as a replacement for a collapsible butt stock. With multiple sling... ... more

Wheeler Engineering Upper Receiver Action Rod AR-15 Black 1100182

Wheeler Engineering Upper Receiver Action Rod AR-15 Black 1100182. The tool eliminates stress on the upper receiver when installing a barrel and works on all AR-15 barrels with standard barrel extensions. The rod also works on both forged and milled... ... more

Ergo Grips Ar-15 Receiver Extension Castle Nut - Ar-15/M16 M4 Receiver Castle Nut

Falcon Industries/ERGO brings this receiver extension castle nut for M4 style receiver extension tubes. Mfg: Ergo Grips ... more

Aero Precision Ar-15 Buffer Tube End Plate - Receiver Extension End Plate For Ar-15 Black

Mil-spec. receiver extension end plate. For use on AR15 carbines with an adjustable stock. Made in the USA! Mfg: Aero Precision ... more

Aero Precision Ar-15 Buffer Tube Lock Nut - Receiver Extension Lock Nut For Ar-15 Black

Mil-spec. receiver extension lock nut (castle nut) for use on AR15 carbines with an adjustable stock. Perfect for your new build or as a direct replacement for worn out parts. Made in the USA. Mfg: Aero Precision ... more

JE Machine Tech Buffer Tube Receiver Extension & Skeletonized A-Frame Stock Combo AR-15/ AR-10 Mil-Spec 6-Position Buffer Black PS-ST8B+PS-BTM Combo

JE Machine Tech Buffer Tube Receiver Extension & Skeletonized A-Frame Stock Combo AR-15/ AR-10 Mil-Spec 6-Position Buffer Black PS-ST8B+PS-BTM Combo. This AR-15 Stock Package from JE Machine Tech will outfit your AR with an extra versatile buffer tube... ... more

JE Machine Tech Buffer Tube Receiver Extension & Gen III SOPMOD Stock Combo AR-15/ AR-10 Mil-Spec 6-Position Buffer Black PS-ST7B+PS-BTM Combo

JE Machine Tech Buffer Tube Receiver Extension & Gen III SOPMOD Stock Combo AR-15/ AR-10 Mil-Spec 6-Position Buffer Black PS-ST7B+PS-BTM Combo. These AR15 Buffer Tubes from the skilled product specialists at JE Machine Tech are designed working with... ... more

Brownells Ar-15 Gen 3 Folding Stock Adapter W/Receiver Extension Assembly - Ar-15 Gen 3 Folding Stoc

Law Tactical's steel adapter enables installation of a folding stock on any AR-15 to create a smaller-profile rifle for easy deployment from a vehicle or transport in non-permissive environments. Works with standard gas impingement OR gas piston... ... more

Forward Controls Design Ar-15/M4 Receiver Extension

REF (Receiver Extension, carbine, FCD) is a 6 position, AR15/M4 standard carbine receiver extension (NOT A5 compatible). Made from extruded 7075 aluminum with rolled threads and dry film lubed interior, REF differs from most carbine receiver extensions... ... more

Brownells Ar-15/M16 Barrel Extension Torque Tools - Ar-15/M16 Barrel Extension Torque Tool

Handy tool aids in applying straight-line torque for fast, easy installation of the barrel nut without scratching the exterior of the upper receiver. Helps ensure the right amount of torque is evenly applied, while maintaining proper alignment of the... ... more

D.S. Arms Ar-15/M16 Mil-Spec Buffer Tube - Receiver Extension Tube

M4-style receiver extension tube has six precision-machined notches on the underside for maximum flexibility in setting length-of-pull with adjustable buttstocks. Lets you install a mil-spec stock on a civilian carbine or refit a rifle with an A2-style... ... more

Vltor Weapon Systems Ar-15/M16 Mil-Spec Buffer Tube - Mil-Spec Receiver Extension

Receiver extension tube has the correct, 1.146" outside diameter for mounting collapsible buttstocks designed for the smaller, mil-spec tube. Lets you mount a mil-spec stock on a civilian carbine or convert a rifle with A2-style fixed buttstock to... ... more

Cmmg Ar-15 Mk4 Receiver Extension Nut

Replacement AR-15 Mk4 Receiver Extension Nut. Mfg: Cmmg ... more

Brownells Ar-15 Rifle Receiver Extension & Buffer Kit

The Brownells AR-15 Rifle Length Buffer Tube Kit is made from Mil-Spec 7075 aluminum and features a matte black hardcoat anodized finish. This kit includes a buffer and spring designed to fit standard AR-15 and M16 lower receivers and rifle length... ... more

Cmmg Ar-15 A1 Stock Kit W/ Receiver Extension

AR-15 A1 Stock Kit W/ Receiver Extension. Mfg: Cmmg ... more

Luth-Ar Ar-15 Mba-3/Mba-4 Carbine Castle Nut - Ar-15 Mba-3/Mba-4 Carbine Castle Nut Black Steel

FITS: The Luth-AR Carbine Lock Ring/Castle Nut for MBA-3 and MBA-4 Carbine Buffer Kits, as well as any Mil-Spec or Commercial Carbine receiver extension. Mfg: Luth-Ar ... more

Magpul Ar-15/Sr25 Dt Mil-Spec Carbine Stock - Ar-15/Sr25 Dt Mil-Spec Carbine Stock - Black

The DT Carbine Stock is a drop-in replacement buttstock for AR15/M16/M4 carbines (or comparable platforms) equipped with Mil-Spec profile receiver extensions. It merges the best features of the SL and CTR product lines with its new dual tensioning... ... more

Magpul Ar-15/Sr25 Dt Mil-Spec Carbine Stock - Ar-15/Sr25 Dt Mil-Spec Carbine Stock - Od Green

The DT Carbine Stock is a drop-in replacement buttstock for AR15/M16/M4 carbines (or comparable platforms) equipped with Mil-Spec profile receiver extensions. It merges the best features of the SL and CTR product lines with its new dual tensioning... ... more

Magpul Ar-15/Sr25 Dt Mil-Spec Carbine Stock - Ar-15/Sr25 Dt Mil-Spec Carbine Stock - Fde

The DT Carbine Stock is a drop-in replacement buttstock for AR15/M16/M4 carbines (or comparable platforms) equipped with Mil-Spec profile receiver extensions. It merges the best features of the SL and CTR product lines with its new dual tensioning... ... more

Samson The B.R.E II Bufferless Receiver Extension Black 04-06143-01

Samson The B.R.E II Bufferless Receiver Extension Black 04-06143-01. R.E The Samson Bufferless Receiver Extension with picatinny folding stock adapter is a 6-position adjustable carbine buffer tube designed to seamlessly integrate with mil-spec AR-15... ... more

Patriot Ordnance Factory Ar-15 Roller Cam Pin

POF'S patented Roller Cam Pin is just one more example of how far they will go to reduce friction and drag. Standard AR cam pins feature a square head that grinds along the inside of the aluminum receiver. Used as a replacement part for most piston AR... ... more

Cmc Triggers Ar-15 Anti-Walk Pin Set - Ar-15 Anti-Walk Pin Set Small Diameter

Of course, every AR owners and builder knows that the trigger and hammer are held in by two pins that push through corresponding holes in the sides of the lower receiver. However, what some might not have experienced is the "walking" of these pins,... ... more

Pantheon Arms Kentri 3.5N AR-15 Short Buffer System Black Oxide/Anodize KTR35N

Pantheon Arms Kentri 3.5N AR-15 Short Buffer System Black Oxide/Anodize KTR35N. 5 is a direct drop-in replacement for your traditional carbine buffer buffer spring and receiver extension extending just 3.5 inches from the rear of your receiver. No... ... more

Magpul Industries ACS Rifle Stock w/Storage Fits AR-15/M-16 Mil-Spec Gray MPIMAG370GRY

Magpul Industries ACS Rifle Stock w/Storage Fits AR-15/M-16 Mil-Spec Gray MPIMAG370GRY. The Magpul ACS Mil-Spec Carbine Stock is a simple drop-in replacement buttstock for AR15/M4 carbine rifles that utilize mil-spec sized receiver extension tubes.... ... more