Product DescriptionThe American Precision Arms Gen 2 Fat Bastard is a self-timing muzzle brake precision machined from high-grade stainless steel for hard use and long service life. Its Gen 2 self-timing design uses a separate timing nut for quick, at-home installation in about 30 seconds without the need for crush washers or peel washers. Built for larger-diameter barrels commonly used on .338-caliber rifles (including platforms such as .338 Lapua), this brake features 5/8"-24 threads and a robust 1.115" diameter body with a 3.30" overall length.Product Highlights Gen 2 self-timing system with separate nut for fast, precise alignment-no crush or peel washers required High-grade stainless steel construction for strength, corrosion resistance, and durability 5/8"-24 threads designed for compatible .338-caliber rifle setups Large-profile design for bigger barrels with an overall length of 3.30" and 1.115" outside diameter Recommended for larger barrel diameters typically used on .338 Lapua-class riflesSpecs Brand: American Precision Arms Manufacturer Part Number: G2F5838S UPC: 810131790844 Product Type: Self-timing muzzle brake Material: Stainless steel Thread Pitch: 5/8"-24 (24 threads per inch) Caliber Compatibility: .338 caliber Overall Length: 3.30 in Outside Diameter: 1.115 in Recommended Barrel Diameter Range: 0.85 in to 1.00 inDisclaimer: 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.