Non Towbar Mount These bike racks are designed to be used where you dont have a towbar fitted to your vehicle, or if you wish to mount a bike rack to the rear tyre of your SUV. EziGrip Spare Wheel  Bike Racks 2 Bike Vertical Part # - 7292C 3 Bike Vertical Part # - 7293C 2 Bike Offset Part # - 7282C 3 Bike Offset Part # - 7283C EziGrip Boot Mount Bike Racks Boot Mounted 3 Bike Prong Rack Part # - 7P36 Delux Boot Mounted 3 Bike Prong Rack Part # - 7P38C