N320C BB 3.9" Length 9mm Geo Port Bull Barrel With two premier technologies all in one package, the Norsso Geo Port Bull Barrel is in a class of its own! Norsso Compact 3.9" Length 9mm Geo Ported Bull Barrel Features: Inline geometric porting pattern for integrated muzzle brake functionality... MSRP: Was: Now: $229.00 Choose Options
