Product DescriptionUpgrade your AR-15 with the Midwest Industries Two Chamber Muzzle Brake, engineered to help reduce muzzle climb for faster follow-up shots. Built from durable tool steel and finished in black phosphate for corrosion resistance, this 2-chamber brake threads on with a 1/2x28 pitch for common .223 Rem/5.56 NATO rifles. A crush washer is included to help simplify proper installation and timing.Product HighlightsTwo-chamber muzzle brake design helps reduce muzzle climb on AR-15 style riflesTool steel construction with a durable black phosphate finish for corrosion resistance1/2x28 thread pitch fits many .223 Remington and 5.56 NATO barrelsIncludes crush washer to assist with correct alignment during installationMade in the USA (per manufacturer/distributor listing)SpecsBrand: Midwest IndustriesProduct Type: Muzzle Brake (Two Chamber)Thread Pitch: 1/2x28Compatible Calibers: .223 Remington / 5.56 NATOMaterial: Tool steelFinish: Black phosphateIncluded: Crush washerCountry of Manufacture: USAManufacturer Part Number: MI-MB4UPC: 816537018704Disclaimer: 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.