FN Rush Suppressor Booster Assembly

FN Rush Suppressor Booster Assembly. This complete booster assembly is designed for the FN Rush suppressor model for 9mm pistols. This factory-original assembly includes the booster housing, booster spring, booster spring retainer, booster spring retainer screw, and a 1/2" x 28 TPI piston. FeaturesBooster SpringBooster Spring Retainer ScrewBooster Spring RetainerBooster Housing1/2" x 28 TPI Piston SpecificationsBarrel Thread Pitch: 1/2" x 28 TPIBrand: FN AmericaCaliber: 9mmFinish / Color: BlackFirearm Type: PistolMaterial: Steel,AluminumModels Fit: FN 509