Description
Mil-Spec flat top upper receiver with Stern Defense laser engraved dust cover and forward assist. Machined from 7075-t6 aluminum and hard-coat anodized. Mil-spec dry film lube in the bore. This uppers ejection port has been enlarged to work with larger shell casings,45ACP and etc. Technical Information: 7075-T6 aluminumHard-coat anodized.Sturdy construction.Made in U.S.A.
