Yankee Hill Machine Stripped A3 Upper Receiver - 9mm Caliber Marked
YHM has long been a manufacturer of quality AR-15 Upper Receivers and is
very proud to offer an A3 Upper Receivers under our their label. Made
from forged 7075-T6 aluminum, features extended M4 feed
ramps and "T" Markings. Plated per MIL-A-8625. Does not include forward
assist or dust cover assembly.