Product DescriptionThe Battle Arms Development THUMPER muzzle brake is built to help keep your rifle flat and controllable by reducing felt recoil and mitigating muzzle rise. Made from durable 17-4 stainless steel and finished in black nitride for enhanced wear and corrosion resistance, this .22 caliber muzzle device is threaded 1/2x28 for common .223 Remington/5.56 NATO barrel applications.Product HighlightsTHUMPER muzzle brake designed to reduce muzzle movement, muzzle flip, and felt recoilManufactured from rugged 17-4 stainless steel for strength and longevityBlack nitride finish for improved corrosion resistance and surface durability1/2x28 thread pitch fits many .223 Remington / 5.56 NATO barrelsCrush washer not includedSpecsBrand: Battle Arms DevelopmentProduct Type: Muzzle BrakeCaliber: .22 caliber / .223 Remington / 5.56 NATOThread Pitch: 1/2x28Material: 17-4 Stainless SteelFinish: Black NitrideWeight: 2.5 oz (listed)UPC: 810033781872Manufacturer Part Number: BAD-THUMPER-223-BNDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.