Leave your front wheel on. Seasuckers Hornet Bike Rack is designed to mount in seconds without the need to disassemble your bike. Simply pump the two powerful 4 12; vacuum cups to the rear window of your hatchback, SUV or minivan & your ready to roll. Plastic ladder straps secure your handlebars to the cups & make mounting/dismounting your bike a breeze. With only two vacuum cups & a strap, the Sea Sucker Hornet is the worlds smallest bike rack, fitting perfectly into its 9.5x 7x 3 carrying case making it the ideal rack for keeping in the boot of your car at all times. Included safety strap with sewn in cam buckle loops around your bikes steerer tube for additional security. The straps plastic peg secures the strap to your car when closed in the hatchback.