CMMG 12.5″ 300AAC Blackout Melonite Barrel – 1:7 Twist

$169.99 $139.95

Available on backorder

SKU: CMMG-12BO Category:


This is CMMG’s 12.5″ 300BLK offering. Extremely nice barrel at a great price. Upgrade your 5.56/.223 rifle to a hard hitting .30 caliber rifle with no other modifications besides the barrel. 1-7″ rifling stabilizes bullet weights from 110 gr to 220 gr.

Length: 12.5″, 1:7″ Twist
Chamber: 300 BLK
Profile: Multi Role Profile
Material and Finish: 4140 CrMo, Salt Bath Nitride Finish (Melonite)
Muzzle Thread: 5/8″-24 TPI
Gas Port Location: Pistol


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