This BKF 5.56 chambered 16 inch Government Profile Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension. This barrel includes a QPQ .750 Low-Pro gas block drilled for a 1/8″ pin which is included. This pinning insures that your gas block never comes loose once installed.
|MATERIAL||4150 Chrome Moly Vanadium|
|FINISH||QPQ Corrosion Resistant|
|GAS SYSTEM LENGTH||Mid|
|GAS BLOCK JOURNAL||.750″|
|TWIST RATE||1:7 inches|
|WEIGHT||28oz w/ Gas Block|