CONDOR SC-2000 Trailer-Only Chock Fully adjustable wheel locking system capable of accommodating either front or rear wheels in sizes from14-22in/80-220W and bikes weighing up to 3000 pounds Patented locking mechanism securely supports motorcycles in an upright position As a trailer chock it easily snaps on and off transport platforms Requires only one person to load or release any motorcycle and 2 tie-down straps to secure bike for transport Fold down for easy storage