Yankee Hill Machine AR-15 Stripped Lower Receiver Black

FEATURES
-Made from 7075-T6 aluminum (billet)
-Features oversized magazine well chamfers for easier magazine changes
-Accepts all generations of PMAG's
-Accepts Mil-Spec upper receivers
-Built-in oversized machined trigger guard
-Fits all standard parts (except for a trigger guard)
-Hardcoat anodized matt black to Military Specifications ot better
-This lower still fits, & functions with your standard upper receivers
-Tension screw built into lower for unmatched mate with any Mil-Spec upper