RAPID THREAD MOUNT .458 # SP-RTMBFB-458Wilson Combat Whisper Muzzle Brake - Black MeloniteSKU: WCSPRTMBFB458$108.95PriceQuantity*Add to CartSpecifications Manufacturer model: SP-RTMBFB-458 UPC: 811826025098 Type: Accessory-Parts Overall length: 7 Finish: Black Melonite Feature 1: For use with Whisper Silencers Feature 2: Includes Shim Set and O-Ring
