Thule rideon 2 towbar bike rackthe 9502 rideon 2 bike towball carrier is a compact bike carrier with patented towball coupling for safe and rapid mounting features carries a maximum of 2 bikes wheel mounting on adjustable holders quick release locks bike to carrier with accessory 538 locks carrier to car with accessory 957 tilt function with bikes rear light 7 pin power plug developed to meet the demands of the international city crash standard requires some minor assembly load capacity 3