The M4E1 Lower Receiver delivers billet aesthetics in a forged package. This custom-designed enhanced forging is machined from 7075-T6 Aluminum and compatible with all mil-spec AR15 parts. Aside from the visual upgrades, this custom-engineered design...

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...

The M5 .308 Stripped Lower Receiver helps you build a big-bore AR from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.Features :Works with standard AR 308 components and magazinesUpper Tension...

The M5 .308 Stripped Lower Receiver helps you build a big-bore AR from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.Features :Works with standard AR 308 components and magazinesUpper Tension...

The M5 308 come with the S-ONE line of handguards which is designed with size and weight in mind, providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining...

Aero Precision APAR308003C M5 Receiver Multi-Caliber Black Anodized Finish 7075-T6 Aluminum Material with Mil-Spec Dimensions for AR-10

Aero Precision APAR308503AC Assembled Receiver 308 Win 7075-T6 Aluminum Black Hard Coat Anodized Receiver for M5 Platform

Aero Precision APAR308505C Receiver 308 Win 7075-T6 Aluminum Flat Dark Earth Cerakote Receiver for M5 Platform

Aero Precision APAR308506AC M5E1 Enhanced Receiver 308 Win 7075-T6 Aluminum Flat Dark Earth Cerakote Receiver for M5 Platform

Aero Precision APAR501101C Gen 2 Receiver Multi-Caliber Black Anodized Finish 7075-T6 Aluminum Material with Mil-Spec Dimensions for AR-15

Aero Precision APAR501603C Receiver Multi-Caliber 7075-T6 Aluminum Black Anodized for AR-15

Aero Precision APAR600001C M4E1 Receiver Multi-Caliber Black Anodized Finish 7075-T6 Aluminum Material with Mil-Spec Dimensions for AR-15

Aero Precision APAR611310AC Assembled XL Receiver 7075-T6 Aluminum Black Anodized Receiver for AR-15

Aero Precision APAR700201C M4E1 Threaded Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15

Aero Precision APRA600001C MOD 4 6061-T6 Aluminum

Aero Precision APRA600002C MOD 4 6061-T6 Aluminum

Aero Precision APRA600003C MOD 4 6061-T6 Aluminum

Aero Precision APRA600004C MOD 4 6061-T6 Aluminum

Aero Precision APRA600005C MOD 4 6061-T6 Aluminum

Aero Precision APRH101627 Fix-It Kit AR Platform

The EPSILON 556SL is the ideal muzzle brake for 14.5" rifle builds. Featuring an outside diameter of .745", the EPSILON 556SL can be pinned and welded to your barrel while still allowing full maintenance and removal of your gas block without having to...

The Gamma 556SL is long enough to provide an overall length of 16" when permanently affixed to the barrel. Its outside diameter of .745 inches allows you to install and service your gas system without removing the muzzle brake. The 3-chamber design looks...

Alexander Arms UST17 Upper Parts Kits 17 HMR 18" Black Cerakote Aluminum Receiver M-LOK Handguard for AR-15 Includes 2 Mags

High quality components and precise manufacturing make Angstadt parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features :Precise...