Weight Lifting Dip Belt Chains through plates can be a real pain in the mass. End the pain and amp the gain in chin & dip workouts with the Universal DUMBBELL HOOK. A speed loading beauty that makes awkward weight plate changes a thing of the past. Just slip the patented DUMBBELL HOOK onto any leather dip belt, or nylon dipping belt’s chain. Drop in a dumbbell and go! The Patented ‘Never Drop’ Hook fits dumbbell handles sizes up to 1 3/4″ diameter and features a 500# load rating. Universal DUMBBELL HOOK features a Lifetime Replacement Warranty. Use for GRIP FREAK Wrist Rollers, EZ DIP, andGripFreak other brand weight belts with chain or strap. US Patent# 7,008,355, B2