HM Defense 125MBUP556 MonoBloc Upper 223 Rem, 5.56x45mm NATO 12.50 in Black Cerakote Barrel, 7075-T6 Aluminum Black Anodized Receiver, 10.37 in M-LOK Free-Float Handguard for AR-15 Pistol

The MonoBloc Upper features a HM barrel with an integral machined patented gas block, and a carbine gas system. It is also 4150 Chromoly, match grade, tripled honed, and button rifled. Its handguard is free-floating and uses a Picatinny rail, Magpul M-LOK, and machined from 6061-T6 aluminum. Upper and Lower receiver are made of 7075-T6 aluminum with a hard coat anodized finish. The MonoBloc Upper also includes a patented HMB bolt, Mil-Spec components, charging handle, and a dust cover with an American Flag.

Type : Complete
Caliber : 223 Rem
Sights : None, Optic Ready
Barrel Length : 12.50"
Twist : 1:8"
Barrel Description : 4150 Chrome Moly Match Grade
Barrel Finish : Black Cerakote
Receiver Finish : Black Anodized
Handguards : 10.37" M-LOK Free-Float
Handguard Finish : Black Hard Coat Anodized
Barrel Length Range : 12" to 12.99"

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