YHM has long been a manufacturer of quality AR-15 Upper Receivers. The Yankee Hill A3 Flat Top Upper Receiver is no different. It is made from forged 7075-T6 aluminum to Mil. Specs, features extended M4 feed ramps and "T" Markings. Plated per MIL-A-8625. Does not include forward assist or dust cover assembly.
Uppers and Lowers for AR-15's cannot be shipped to:
WASHINGTON (only uppers that are less than 16 inches. 12 inch or 8.5 inch can not ship)