Product Description
TNTE M16 A1 5.56mm 1:7 twist Rifle Barrel, 20" 41V50 Vanadium alloy mil-spec steel, fully machined and assembled with extension, chrome lined bore and chamber for optimum performance and durability, drilled gas port, phosphate finish. These have a .625 gas block size, modern M4 ramped extension, contour, and 1/7 twist. All the modern conveniences with the old school feel. All barrel markings will be under the handguard once installed, this leaves the muzzle end open to stamp with your choice of clone markings to make your build perfect.