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CMMG MC 4140CM .300 AAC Blackout Barrel Black 8-inch
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$169.99
List Price: $219.99
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SKU: GAG_RES-CMMG30D810A
Overview
CMMG INC. SALT BATH NITRIDE BARREL SUB-ASSEMBLY 300 BLK a Pistol length gas port a Medium taper profile a Gas Block Journal: 0.750 a Threaded 4140 CrMo steel 8.0 barrel a Salt Bath Nitride (SBN) finished inside & out a Installed barrel extension a Properly headspaced