Description
This 5.56 chambered 20 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension.
This barrel features a longer .750 profile dimension necessary for proper installation of the OPS Inc 12th model collar and suppressor.
Additional Info
| Length | 20 |
|---|---|
| Material | 4150 Chrome Moly Vanadium |
| Profile | Government |
| Finish | QPQ Corrosion Resistant |
| Gas System Length | Rifle |
| Gas Block Journal | .750 |
| Twist Rate | 1:7 inches |
| Muzzle | 1/2×28 Threaded |
| Weight | 35oz |
| Other Info | No |
