Description
Perfect for building your custom MK3 upper group. Comes with properly installed barrel extension. All barrel sub-assemblies are properly headspaced.
- 18?
 - Heavy Taper Profile
 - 416 Stainless Steel
 - Bead Blasted Finish
 - 1:10 Twist
 - 308 WIN Chamber
 - Threaded 5/8-24
 - Rifle Length Gas Port
 - .936? Gas Journal
 
				




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