CONDOR-SC2000/90 Chopper Chock-Motorcycle Wheel Chocks. CHOPPER chock for a 80/90mm tire Steel constuction - black powder coated for durability. Dimensions in the upright position: 9" wide (channel is 7.5" wide) x 25" long x 15" high. Folds dowm to 6" in height. Accomodates 80/90 mm wide tires only. Weighs 36 lbs. boxed and ready to ship