Description
Manufacture ID: 38DCC0A
Perfect for building your custom MK3 upper group. Comes with properly installed barrel extension. All barrel sub-assemblies are properly headspaced.
Features:
– Heavy Taper Profile
– 416 Stainless Steel
– Bead Blasted Finish
– Rifle Length Gas Port
Specifications:
– Caliber: .308 Winchester
– Barrel Length: 18?
– Threaded: 5/8-24
– Rate of Twist: 1:10
– Gas Journal: .936?
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