Dmndbk Bbl 556 16" Carb Med 1/9 Blk

Diamondback Barrels manufacture the finest, 100% American made barrels and components in the industry.

Features :

• Chambered in 5.56mm
• Gas System: Carbine-Length
• ,Length: 16";"Contour/Profile: Medium,
• Material: 4150 Chrome Moly
• Coating: Black Nitride
• Twist: 1:9
• Thread: 1/2 x 28
• Rifling: Button Rifled 6-Groove Bore
• M4 Feed Ramps