Stoneman Sports VR-835 Sparehand Roof Mounted 1-Bike Vehicle Rack has a 35-pound maximum capacity and is a convenient way to travel with and transport any style of bike. This roof rack holds a single bike with a maximum 3.375-inch frame and installs on any vehicle equipped with cross bars (square, round, oval and factory). This unit has an aluminum wheel tray to keep your wheels secure during transport and the frame clamps tighten around your down tube with a quick twist and hold your bike upright. The adjustable frame clamp automatically wraps around the down tube to hold your frame precisely. The aluminum wheel rail is compatible with mountain bikes and road bikes and the key lock system prevents theft by locking your bike to the roof rack. This heavy-duty roof rack measures 58-inches by 8-inches by 24-inches and weighs 8-pounds. The Stoneman Sports VR-835 Sparehand Roof Mounted 1-Bike Vehicle Rack comes with a 1-year limited warranty to protect against defects in material and workmanship.