The Ballastics Advantage 18" 5.56 SPR Rifle Length AR 15 Modern Series Barrel w/Ops 12is 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.
|Finish||QPQ Corrosion Resistant|
|Barrel Features||Ops 12|
|Caliber Or Gauge||223 Remington/5.56 NATO|
Determined at checkout.