Adams arms standard piston kit 3-pos carbine.750 gas block Other Features: For.223/5.56x45mm nato, includes one piece bcg, receiver height picatinny flat top rail, 3 position adjustable.750 gas block, carbine length
Specifications:
| Dimension | 2.35 X 4.45 X 17.20 |
| Material | Steel |
| Size/finish | .750/black |
| Type/color | Piston Kit |
