Abus Power 58 U-Lock Bracket Ensure your Power 58 U-Lock is securely and conveniently transported with a specialized attachment that easily mounts to your bike. Features: Transport of U-shackle lock Granit Power 58 Mounting on tubes with round diameter of 15/32 - 4364 or with a screw of 516 - 2564 diameter Screws included Metal bracket for mounting with rubber inlays for best hold Very quick mounting