Product Description
- 4150 Chromoly Steel
- 5.56/.223 Chambered in 5.56×45
- 1/2 by 28 Thread
- 1:5 Twist
- Contour Profile
- Markings Spiral Engraved Near Break
- Custom Short Gas Tube Included
- M4 Feed Ramps
- Pistol Length Gas System
- Matte Rainbow PVD Coated Finish