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 aluminum
⦁ Hard-coat anodized.
⦁ Sturdy construction.
⦁ Made in U.S.A.
