| PLATFORM | MK3 |
| CALIBER | .308 WIN |
| BARREL LENGTH | 12.5 |
| BARREL TWIST | 1:10 |
| BARREL CONTOUR | MT |
| BARREL MATERIAL | 4140CM |
| BARREL TWIST | 1:10 |
| MUZZLE THREAD | 5/8 X 24 |
| GAS PORT LOCATION |
MID
|
Barrel Sub-Assm, 12.5″ MC 4140CM SBN, 308 Win
Perfect for building your custom Mk3/High Pattern LR-308 upper group. Comes with a properly installed barrel extension. All barrel sub-assemblies are properly headspaced and comes with CMMG’s Lifetime Quality Guarantee.
**All NFA rules apply** See linked CMMG Resource article for more information.
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