Brownells 75th Anniversary - A Shooting Heritage
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The Kit contains the basic parts to help you build an AR-15 upper assembly. It Includes a stripped upper receiver, a forward assist assembly, and an ejection port assembly.  The upper receiver is forged from 7075-T6 aluminum and has M4-type feed cuts inside for reliable feeding.  It is compatible with standard or mil-spec lowers and components.

Tactical Upper Assembly Build Kit has an Aero Precision Stripped Upper Receiver (100-010-612), a DPMS Forward Assist Assembly (231-000-063), and a DPMS Ejection Port Cover Assembly (231-000-359).

BROWNELLS - AR-15 TACTICAL UPPER ASSEMBLY BUILD KIT

Discontinued by the Factory

Product has been discontinued and no longer available.