Allen Sports Premium 3 Bike Carrier Spare Tire Rack Three-bike, spare tire-mounting rack comes fully assembled, and sets up in seconds 17-inch Quick Set carry arms easily accommodate wide range of bike styles, and snap into place right out of the box Patented design mounts to variety of external spare tires, including those with "over the tire" third brake lights Padded lower frame keeps bikes safely away from vehicle; patented, dual compound tie-down system individually secures and protects each bike Includes limited lifetime manufacturer's warranty