Product Description
- 4150 Chromoly Steel
- 5.56/.223 Chambered in 5.56×45
- 1:7 Twist
- 1/2 by 28 Thread
- M4 Contour Profile
- Markings Spiral Engraved Near Break
- .750 Gas Platform System
- High Polished Tin Coating (Gold Titanium Nitride Finish)
Aesthetic Coating Which Improves Durability & Lubricity
- M4 Feed Ramps
- Mid Length Gas System
- Weight: 32 0z
