Gas-assist struts lift and lower 18 kg of the kayaks weight allowing only one person to load and unload the kayak Double extending arms lower the kayak up to 1 meter for waist level loading/unloading and strapping of the kayak 8 touch points of padded support for maximum protection for your kayak Aluminum, double coated steel construction for corrosion resistance delivers a longer product life Includes Thule QuickDraw bow and stern tie-downs to transport 1 kayak.Accommodates kayaks up to 80 cm wide and 35 kg.Fit up to 2 carriers per vehicle.Fits only the Thule ProBar load racks (to ensure sufficient side of car clearance during loading/ unloading)