Model Number: 306574 Please search for part no.306577 for 3rd rail kit Special model to store the bikes in the garage of your motorhome Get the best position for your bikes using the easy-to-adjust rails that slide from left to right Bike holders with optional locks Tiltable when not in use Carriers can be extended up to 4 bikes. Set for 3rd bike and set for 4th bike are sold separately Technical specifications Compatibility: Motorhomes Mounting location: Garage Load capacity for bikes: 2 (3) (4) Max bike weight: 19 kg Max weight capacity: 50 kg Lockable platform: Manual Total width: 126 cm Height: 79 cm Depth: 66 cm Weight: 5.6 kg Technical Specifications Compatibility: Motorhomes Mounting Location: Garage Load Capacity For Bikes: 2 Max Bike Weight: 35kg Max Weight Capacity: 70kg Lockable Platform: Automatic Dimension: Standard (WxHxD) 40 x 80 x 195cm Weight: 20.9kg Short Version: (WxHxD) 40x80x180cm Weight 196.9kg