Product Description The Timber Creek Heart Breaker Muzzle Brake is designed for AR-platform builds and other barrels using 1/2-28 muzzle threads with a bore diameter of .223 or less. Finished in durable Black Cerakote, it helps reduce felt recoil and muzzle rise for faster follow-up shots. A locking nut is included to help time and secure the brake during installation. Product Highlights Heart Breaker muzzle brake designed for improved recoil control and reduced muzzle movement Black Cerakote finish for a sleek look and added surface durability Threaded 1/2-28 for common .223/AR-style barrel compatibility Compatible with barrels having a bore diameter of .223 or less Includes locking nut for easier installation and secure timing Specs Brand: TIMBER CREEK OUTDOOR INC Model: Heart Breaker Muzzle Brake Product Type: Muzzle Brake Finish/Color: Black Cerakote Thread Pattern: 1/2"-28 Compatibility: Barrels with bore diameter of .223 or less; AR-platform (.223 Rem) Included: Locking nut UPC: 816397027168 Manufacturer Part Number: 223HBBLC 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.