AR-15 5.56 NATO HBCL 10.5" MP Barrel
Specifications
- 5.56 NATO
- 10.5" long
- 1:9 twist
- .078" gas port diameter
- .750" barrel diameter at gas port
- 1/2"-28 muzzle thread pattern
- HBCL (Heavy Barrel Carbine-Length)
- Magnesium Phosphate finish
- Compatible with AR-15
- Made in the USA