Abus Sledg 77 Disc Lock Bracket Safely transport the Abus Disc Lock on your bike. Features: Transport of brake disc lock Granit Sledg 77 Mounting on tubes with round (two tubes needed) diameter of 12 - 28 mm or square diameter of 12 - 18 mm Two sets of screws with different lengths included Plastic bracket with metal clamp for mounting and rubber inlays Very quick mounting