Description
Weight:1.95 lbs
UPC:855899003362
NiB-X™ 5.56 GP Barrel 16″ 1-8 Twist Mid Length Gas System
Match-quality barrels feature NiB-X and Nitromet coatings to give them maximum wear resistance and durability that standard barrel finishes just can’t match. NiB-X barrel has a Nitromet nitrided bore treatment for longer life than chrome without affecting accuracy, plus the exterior is coated with WMD’s NiB-X nickel boron finish for outstanding surface wear resistance and heat dissipation. Barrels are made of 4150 steel, chambered for 5.56mm NATO, button rifled with 1-8″ twist rifling, and machined to a standard government exterior profile. Gas port drilled for mid length gas system, , .750″ diameter at the gas block. Comes with a NiB-X coated barrel extension installed to help the bolt unlock exceptionally smoothly, especially when used with a WMD NiB-X coated bolt and complete BCG (available separately).
