Key Features:
- Manufacturer: CMMG
- Model: AR-15 4.5" Barrel & Bolt Group Kit
- Caliber: .22 LR
- Barrel Length: 4.5"
- Barrel Twist: 1:16
- Finish: Salt Bath Nitride
- Muzzle Thread: 1/2-28
- Weight: 2 lbs
- Material: 4140 Chrome Moly
| __Barrel Length | 4.50" |
| __Caliber | .22LR |
| __Model | 22D5B6E |
| __Capacity | NA |
| __Optic Footprint | NA |
| __Action | NA |