Additional information
| Barrel length | 20 inches |
|---|---|
| Finish | Manganese phosphate |
| Rate of twist | 1 in 7 right hand twist |
| Type | Accessory-barrels |
| Model | Ar-15 button rifled barrel |
| Caliber | 5.56 nato / .223 remington |
| Nfa thread pattern | 1/2×28 |
| Weight ounces | 37.0 |
| Dimension | 2.40 x 2.60 x 22.95 |
| Barrel features | Chrome-lined |
| Accessories | 1:7 twist |
| Barrel type | Rifle length |
| Color | Black |
