The 16" 5.56 NATO 1/7 twist barrel has a military M4 profile. The barrel extension is pre-installed and headspaced.
| Platform Compatibility | AR15 |
|---|---|
| Thread Pitch | 1/2x28 |
| Barrel Weight | 1.8 lbs |
| Caliber | 5.56 NATO |
| Barrel Length | 16" |
| Barrel Material | 4150 CMV - Nitride |
| Barrel Finish | Phosphate |
| Gas System Length | Carbine |
| Gas Block Journal | .750" |
| Barrel Extension | M4 |
| Weight (oz) | - |