Ballistic Advantage Modern Series Barrels are machined from 4150 Chrome Moly Vanadium Steel and feature a QPQ Corrosion Resistant Finish and QPQ Coated M4 Feed Ramp Extension.All barrels feature a 1:7 Twist Rate, 1/2×28 threaded muzzle, and a .750″ Gas Block Journal. Available models:
Gas System Length
Note: The SPR profile barrel features a longer .750” profile dimension necessary for proper installation of the OPS Inc 12th model collar and suppressor.
Manufacturer Part Number: BABL556005M; BABL556024M; BABL556014M; BABL556015M; BABL556020M