Dirty Bird Brand AR-15 Parts
HM Defense 12.5" 5.56 Monobloc M-LOK Midlength Complete Upper - 12-5MBUP-556
$814.30
Only 1 left in stock
Description
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 rial, 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.
- Patented HM MONOBLOC Barrel with integrally machined Gas Block
- Free-float rail with Picatinny and M-Lok
- Patented HMB Bolt which replaces cam pin hole with cam pin socket and tapered cam pin
Additional information
| Weight | 48 oz |
|---|---|
| Dimensions | 24.5 × 5 × 5 in |
| Gas System Length | Midlength |
| Barrel Length (inches) | 12.5 |
| BCG / Charging Handle | Included |
| MPN | 12-5MBUP-556 |
| UPC | 854164007203 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
