Product Features & Specifications
HM Defense HMBBCGAR15 HMB Bolt Carrier Group 223 Rem,5.56 NATO Black Nitride 9310 Steel AR-15 Drop In
| Brand | HM Defense |
| Model | HMB |
| Caliber | 5.56x45mm NATO |
| Firearm Fit | AR-15 |
| Material | 9310 Steel |
| Bolt Type | Drop In |
| Firearm Type | Rifle |
| Finish | Black Nitride |
| SKU | 134235 |
| UPC | 854164007142 |
| MPN | HMBBCGAR15 |
