Nitromet™ 5.56 Barrel 12.5″ 1:8 Twist, Medium Profile, Carbine Gas System

$160.00

Match-quality Nitromet™ 5.56 Barrel 12.5″ GP barrel, has been treated with Nitromet™ (salt bath nitrocarburized) inside and out with a hardened finish that results in a bore life 40% greater than with traditional chrome-lining without affecting accuracy. Barrels are made of 4150 Chrome Moly Vanadium steel, chambered for 5.56mm NATO, button rifled with 1-8″ twist rifling, and machined to a standard profile. Gas port drilled for a carbine length gas system, .750″ diameter at the gas block. Comes with a NiB-X® barrel extension installed.

50 in stock

Categories: , SKU: 556B12.5C1-8MP

Description

Match-quality Nitromet™ 5.56 Barrel 12.5″ GP barrel, has been treated with Nitromet™ (salt bath nitrocarburized) inside and out with a hardened finish that results in a bore life 40% greater than with traditional chrome-lining without affecting accuracy. Barrels are made of 4150 Chrome Moly Vanadium steel, chambered for 5.56mm NATO, button rifled with 1-8″ twist rifling, and machined to a standard  profile. Gas port drilled for a carbine length gas system, .750″ diameter at the gas block. Comes with a NiB-X® barrel extension installed.

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