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Mfg Item #: 16MBUP556L
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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 |
|---|---|
| Twist | 1:8" |
| Sights | Optic Ready |
| Caliber | 223 Rem |
| Handguards | 15" M-LOK Free-Float |
| Barrel Finish | Black Cerakote |
| Barrel Length | 16" |
| Barrel Material | 4150 Chrome Moly |
| Handguard Finish | Black Hard Coat Anodized |
| Barrel Description | 4150 Chrome Moly Match Grade |
| Barrel Length Range | 16" to 16.99" |
ATTENTION: If you are ordering the last of an available quantity and you do not check with an associate of Crossroads Firearms before placing your order. You may be at risk of getting a full refund/ cancellation if our in house inventory or distributors are out of stock before your online order has been processed.