Product Description The Rearden DPB is a precision-engineered two-port muzzle brake built for serious shooters who demand reliability and performance. Compatible with Rearden Atlas, Atlas XL, and Plan B mount interfaces, it offers seamless integration with suppressor mounting systems. Machined from 17-4 PH H900 stainless steel and finished in Black Nitride for a surface hardness of 67 HRC, this muzzle brake delivers outstanding corrosion resistance and long-term durability. Designed for .375 bore diameter barrels with a 5/8-24 thread pitch, the DPB effectively reduces muzzle rise and felt recoil to keep shooters on target for fast follow-up shots. Shims are included for precise timing and installation. Rearden was founded on the mission to be great and innovate, and the DPB is a direct reflection of that unwavering commitment to quality. Product Highlights Two-port muzzle brake design significantly reduces recoil and muzzle rise for improved shooting performance Compatible with Rearden Atlas, Atlas XL, and Plan B mount interfaces for versatile suppressor-ready use Constructed from 17-4 PH H900 stainless steel with a Black Nitride finish achieving 67 HRC surface hardness for extreme durability and corrosion resistance Designed for .375 bore diameter with a 5/8-24 muzzle thread pitch for precise and secure fitment Includes shims for proper timing and installation right out of the box Specs Brand: Rearden MPN: 10018 UPC: 850035804209 Material: 17-4 PH H900 Finish: Black Nitride (67 HRC Surface Hardness) Muzzle Thread Pattern: 5/8-24 Bore Diameter: .375 Length: 2.3" Length Added: 1.675" Weight: 2.15 oz Mount Type: Rearden Atlas / Atlas XL / Plan B Shims Included: Yes Atlas Adapter Overrun: Approximately 1.600" Atlas XL Adapter Overrun: Approximately 0.750" Disclaimer: 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.