Upper Receivers

The MUR is a rigid Mil-Spec flat-top upper made to fit all AR15/M16 M4 rifles and carbines. The MUR was developed to give the customer a Mil-Spec correct upper receiver with a thicker wall, making the MUR upper receiver a stronger platform. This more...

Black Rain Ordnance, Inc. is a precision rearms manufacturer specializing in the modern sporting rifle design. Founded in 2009 with a benchmark to only manufacture weapons we would personally be proud to own and operate. They've sought out the best...

The STT PILLAR upper receiver is the lightest billet upper available today! STT wanted to create something better, something different. Being better was not enough -- STT needed to design an upper that overcame the shortcomings seen in the current...

The Noveske Chainsaw N4 Stripped AR-15 Upper Receiver is a high-quality upper receiver built for durability and performance. Forged from 7075-T6 aluminum for strength, it features extended feed ramps and a hardcoat Type III anodizing finish for corrosion...

The patent pending SMOOTHCAM(TM) system features a domed head, low friction cam pin and special upper receiver that offer ultra smooth operation. With its blended cam recess the UAR upper is machined from Billet 7075-T6 certified aluminum and milspec, ...

The LUTH AR assembled A2 upper receiver features the A2 carry handle style, complete with A2 rear sight (windage and elevation). Features shell deflector, forward assist, and an ejection port cover. Precision machined from a premium-grade 7075 T6...