This Rosco 14.5″ M4 5.56 NATO Bloodline Barrel was built around the M4 platform and is designed to be the next evolutionary step in the series. This barrel is perfectly suited for your next patrol or duty carbine build.
All NFA rules apply
Features
| Color | Black |
| Finish | Black Nitride |
| Material | 4150 Chrome Moly Vanadium Steel |
| Length | 14.5 Inches |
| Weight | 26.34 Ounce |
| Twist | 1:7 |
| Threads | 1/2″-28 |
| Barrel Contour | M4 |
| Gas Block Diameter | 0.75 Inches |
| Gas System Length | Carbine |
| Country of Origin | United States of America |
| Shipping Weight | 2.340 Pounds |
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