Aero Precision Ar-15/M16 Assembled Upper Receiver. The AR-15 Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil- spec M16/M4 specifications and features M4 feedramps. Black model features laser engraved T marks. Cerakote FDE model does not have T marks. M4 Feedramps .250 takedown pin holes Includes port door and forward assist

Aero Precision Ar-15/M16 Assembled Upper Receiver
Angstadt Arms, Llc Ar-15 45 Acp Buffer Kit. Whether building a new carbine or replacing worn parts, the Angstadt Arms .45 ACP AR-15 Buffer Kit contains the correct weight/size buffer and spring to ensure your .45 ACP AR-15 cycles reliably. A standard rifle or carbine buffer is not going to do the job, so Angstadt Arms came up with a .45 ACP AR-15 Buffer Kit that includes: Extended length, correct weight buffer Carbine buffer spring The Angstadt Arms .45 ACP AR-15 Buffer Kit is compatible with all .45 ACP AR-15s, and DOES NOT require the use of a buffer spacer.

Angstadt Arms, Llc Ar-15 9mm Buffer Kit. The Angstadt Arms 9mm AR-15 Buffer Kit provides the correct weight and size buffer for reliable cycling of your 9mm blowback AR-15. Just in case you ask: the standard rifle or carbine buffer isn’t the correct weight for an AR-15 chambered for 9mm Luger. 5.4oz carbine buffer Carbine buffer spring Aluminum buffer spacer A wear-resistant matte black finish on the all-steel Angstadt Arms 9mm AR-15 Buffer Kit protects it from corrosion and surface wear for a long service life.

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 buttstocks. Machined from 7075 aluminum Matte black hardcoat anodized 9 5/8″ length 1.110″ diameter The Brownells Rifle Length Buffer Tube Kit provides Mil-Spec hardware for your AR.

Brownells Ar-15/M16 A1 Rifle Buffer Tube Assembly. Convenient kit contains all the components needed to mount the buttstock of your choice on an AR-15 rifle or carbine. Perfect for stock conversions such as altering a rifle to accept a collapsible carbine stock. All parts are manufactured from the highest quality materials and held to strict dimensional tolerances for proper fit and function. Kits available for the four standard buttstock types. A1 rifle kit contains receiver extension tube, recoil buffer, recoil buffer spring, and buttstock cap screw.

Brownells Ar-15/M16 A2 Rifle Buffer Tube Assembly. Convenient kit contains all the components needed to mount the buttstock of your choice on an AR-15 rifle. Perfect for stock conversions such as altering a rifle to accept a fixed rifle stock. All parts are manufactured from the highest quality materials and held to strict dimensional tolerances for proper fit and function. A2 rifle kit adds to A1 kit contents the correct buttstock spacer required for A2 rifle stocks.

Aero Precision Ar-15 Assembled Upper Receiver 5.56mm. The AR15 Assembled Upper Receiver comes with the port door already installed. This specific model does not have forward assist provisions. Forged from 7075-T6 aluminum, this assembled 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. M4 Feedramps .250 takedown pin holes Lazer engraved T-marks No forward assist provisions Port door installed AR15 Assembled Upper Receiver Without Forward Assist in Anodized Black Note: The no-forward assist upper receivers use a custom forging designed to work specifically with mil-spec port

Rock River Arms A4 9mm Upper Receiver. Sub-caliber upper assemblies allow fast and simple conversion of ARs chambered in .223 to 9mm Luger. True, dedicated, complete upper receivers are assembled from military specification components; includes a Wilson, 1-10 twist barrel, bolt and carrier, charging handle, shell deflector, heat-shield lined handguards, sling swivel, and A1-style flash hider. Additional items not included but required for conversion to 9mm are a 9mm magazine ; magazine adapter, action spring, and recoil buffer . A4 unit has flattop receiver that accepts most aftermarket accessories designed to fit a Picatinny rail.
