Proof BARREL, BOLT, 6CM, 26 LENGTH, 7.5 TWIST, 4 GROOVE, CF, ACCURACY INTERNATIONAL DROP IN, AXMC, M30 BREECH Out of stock. Check back later... $1,100.00 MSRP Price: $979.00 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info UPC: 843068109472Manufacturer: Proof ResearchModel: 109472Caliber: 6mm CreedmoorCategory: PartsOtherBarrelsStock: 0Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.