BALLISTIC BBL 5.56 18" SPR OPS12 PRO

Ballistic Advantage Modern Series Barrel, SPR/OPS 12 Profile, 556NATO, 18" Barrel, 1/2X28 Thread Pitch, Fits AR15, QPQ Corrosion Resistant Finish, Black, 1:7" Twist Rate, Rifle-Length Gas System BABL556020M

This 5.56 chambered 18 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension. This barrel features a longer .750 profile dimension necessary for proper installation of the OPS Inc. 12th model collar and suppressor.