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SKU: RPLDBB556C16M50B9
Diamondback Barrels manufacture the finest, 100% American made barrels and components in the industry.Features :Chambered in 5.56mmGas System: Carbine-Length,Length: 16";"Contour/Profile: Medium,Material: 4150 Chrome MolyCoating: Black NitrideTwist: 1:9Thread: 1/2 x 28Rifling: Button Rifled 6-Groove BoreM4 Feed Ramps