HM Defense MonoBloc Upper 16" Black Cerakote AR-15

The HM Defense MonoBloc Upper is a high-performance AR-15 component crafted for precision and reliability. Featuring a 16-inch barrel constructed from 4150 Chromoly, this match-grade barrel is triple honed and button rifled for exceptional accuracy. The integral machined patented gas block and carbine gas system ensure smooth operation. The 15-inch M-LOK free-floating handguard, made from 6061T6 aluminum, offers enhanced stability and customization options with a Picatinny rail. Both the upper and lower receivers are made from durable 7075T6 aluminum with a hard coat anodized finish, providing resilience against wear. The assembly includes a patented HMB bolt, MilSpec components, a charging handle, and a dust cover featuring an American Flag design. With a 1:8-inch twist rate, this complete upper is optic ready, making it a versatile choice for enthusiasts seeking robust performance.