Description
Barrel Sub Assembly
Perfect for building your custom Mk3/High Pattern LR-308 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Made of 416 Stainless Steel with a Nitride Finish.
Description:
- Platform Mk3
- Caliber .308 Win
- Barrel Length 20
- Barrel Twist 1:10
- Barrel Contour Mt
- Barrel Material 416ss
- Barrel Twist 1:10
- Muzzle Thread 5/8 X 24
- Gas Port Location Rifle
- Gas Block 0.750″
- Finish Sbn
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