upper receiver assembly superb quality forged receivers for building match ar-15 ... -grade heat-treated solid aluminum forgings for superior strength and durability ... receivers are complete assemblies with forward assist rear sights and ejection port ... rear sight with 1/2 moa adjustment for windage and elevation plus .043 and . ... match upper receiver extra-strong alloy for durability fully machined for precise ... dimensions to serve as the foundation for a top-quality ar rifle customized to ... charging handle ejection port cover and forward assist of your choice to complete the ... upper precision machined from a forging of 7075 t6 aluminum that is almost 40 ... hard-anodized finish is applied for strength and corrosion resistance with ... red dot sights and other accessories for the ar platform a b specs 7075 t6 ...
barrels dual-ended design works for the lr-series 308 .260 .243 rifles ... steel pins plus convenient dual square cutouts to get additional leverage with ... a railed free-float handguard for perfect alignment with your flattop ... the time it saves this tool will pay for itself the first few times you use it a ... must for maintaining handguard alignment to ... billet aluminum then hardcoat anodized for extra strength and years of wear ... resistance designed for use with railed free-float tubes that ... brownells ar-15/m16 sight wrench models for a1 a2 make sight adjusting quick easy ... x 3/4 19.0mm dia blued steel models for a1 five-prong adjusts front and rear ... the barrel nut keeps your rifle secure for safe effective cleaning assembly and ... flattop receiver in a large bench vise for barrel removal/installation torque ...