Product Description The REARDEN Mini Muzzle Brake is a precision-machined muzzle device built for shooters who require top-level suppressor compatibility and rock-solid durability. Crafted from 17-4 PH H900 stainless steel and finished with a Black Nitride coating reaching a surface hardness of 67 HRC, this compact brake is engineered to withstand the demands of heavy use while resisting corrosion. With a 0.571" bore diameter, 5/8-24 thread pitch, and taper shoulder design, it seamlessly integrates with REARDEN&';s Atlas, Atlas XL, and Plan B suppressor mounting systems. Weighing in at just 0.066 lbs and measuring 0.968 inches in length, it adds minimal bulk to your rifle while providing a precision-fit interface. Proudly made in the U.S.A., this mini muzzle brake is a high-performance, reliable choice for any compatible build. Product Highlights Machined from 17-4 PH H900 stainless steel for outstanding strength, durability, and corrosion resistance Black Nitride finish achieves a 67 HRC surface hardness, providing long-lasting protection against wear Compatible with REARDEN Atlas, Atlas XL, and Plan B suppressor mounting systems for versatile use Taper shoulder design with 5/8-24 thread pitch ensures a secure, precision fit on the barrel Extremely lightweight and compact at only 0.066 lbs and 0.968 inches, minimizing added weight to your rifle Specs Brand: REARDEN MPN: 10029 UPC: 850035804155 Bore Diameter: 0.571" (577 Caliber) Thread Pitch: 5/8-24 Shoulder Type: Taper Shoulder Material: 17-4 PH H900 Stainless Steel Finish: Black Nitride Surface Hardness: 67 HRC Color: Black Weight: 0.066 lbs Length: 0.968 inches Compatible Systems: Atlas, Atlas XL, Plan B Atlas Adapter Overrun: Approximately 0.050" Atlas XL Adapter Overrun: None Shims Included: No Quantity: 1 Country of Origin: USA 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.