HM Defense's Defender M5 rifle features a HM MonoBloc 4150 chromoly, match grade barrel with an integral machined gas block and is tripled honed and button rifled. The Defender M5 utilizes a 15" free-float 1913 Picatinny rail and is compatible with Magpul M-Lok mounting system. To finish off this tactical firearm is a Mil-Spec HM stock and enhanced grip.
| FireArm | yes |
| Metal Finish | Black Hardcoat Anodized |
| Action | Semi-Auto |
| Receiver Material | 7075-T6 Aluminum |
| Muzzle | Muzzle Brake |
| Stock Finish Group | Black |
| Metal Finish Group | Blued/Black |
| Caliber | 5.56x45mm NATO |
| Barrel Length | 16" |
| Barrel Length Range | 16" to 16.99" |
| Hand | Right |
| Capacity | 30+1 |
| Safety | Manual Thumb |
| Trigger | Mil-Spec |
| Barrel Description | 4150 Chrome Moly Match Grade |
| Stock Description | Mil-Spec HM |
| Sights | Optic Ready |
| Twist | 1:8" |
