Need to replace a single puck? You will receive 1 (each) puck, bolt, knob and washer.

Mount styles:

• MK750A mounts cases to any of our Happy-Trail SU racks and other racks built with 3/4" tubing
• MK625 mounts cases to any of our Happy-Trail Northwest or SL racks and other racks built with 5/8" tubing
• MK710-A mounts cases to the BMW R1200GSA and KTM LC8 stock racks and other racks built with .710" tubing