$189.95
Perfect for building your custom AR15 upper group, the Bull profile improves shot to shot consistency during long strings. Every barrel comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.
TECHNICAL SPECIFICATIONS
| CALIBER | 5.56X45MM |
| BARREL LENGTH | 16.1 |
| BARREL TWIST | 1:7 |
| BARREL CONTOUR | BULL |
| BARREL MATERIAL | 4140CM, SBN |
| BARREL TWIST | 1:7 |
| GAS PORT LOCATION | MID |
| GAS BLOCK | 0.936″ |
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