Thule 990XT Doubletrack Bike Hitch Rack Transports 2 bikes via vehicle's 1-1/4 inch, or 2 inch hitch receivers Wheel trays slide independently along platforms to eliminate bike-to-bike contact Reinforced wheel trays serve as platforms to eliminate bike-to-bike contact Ratcheting wheel strap quickly secures wheels to trays Hitch Switch lever folds and stores platform when not in use DO NOT install on a trailer or other towed vehicle