Brownells 75th Anniversary - A Shooting Heritage

Blends With Most Forged Billet Lower Receivers

Machined from high strength 6061 aluminum, this stripped flat top upper receiver boasts thicker walls for increased strength. Upper is cut for M4 feed ramps and includes T-marks in the rail slots. The mil-spec hardcoat anodized finish resists chipping and abrasions. Designed to accept standard forward assists and ejection port covers.

AR-15, Issue:11, Page:005
Big Book Catalog, Issue:68, Page:005

SPECS: 6061 aluminum, hardcoat anodized, black. Uses .250" (6.3mm) takedown and pivot pins.

Discontinued by the Factory

Product has been discontinued and no longer available.