BALLISTIC BBL 5.56 18" SPR OPS12 PRO
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We don’t know when or if this item will be back in stock.This 5.56 NATO 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.
- 4150 Chrome moly vanadium
- SPR profile
- QPQ finish
- Rifle-length gas system
- 1:7 twist