Thule 970 xpress towball carrier 2 bikethule likes to make its products as user friendly as possible and there arent many cycle carriers that are easier to use than its 970 xpress towbar mounted model. Simply open the two supporting arms to clamp the carrier to your towbar, close the central brace and adjust the bike holding bars. Its suitable for all bike types and can hold up to 30kg in weight.features material aluminium maximum individual bike weight 15kg bikes secured with frame holder pads and rubber straps, additional wheel straps bike quantity capacity carries a maximum of 2 bikes car type compatibility all cars with towbars installed carbon frame compatible yes load capacity 30kg assembled dimensions 35x52x74cm folded dimensions 14x52x72cm detachable frame holders no tilt function no fits cars with exterior spare tyre no rear lights compatible yes separately sold adapter required thule light board one key system compatible no lockable bike to rack yes separately sold adapter required thule cable lock lockable rack to vehicle no wheel movement minimal as additional straps are included fits all frame dimensions down to 20 junior bikes locks bike to carrier with accessory 538 locks carrier to car with padlock straps for fixation of bike included soft, protective frame holders keep the bikes in place preassembled with strap, and reflectors included for extra safety bikes are at a convenient height from the ground folds flat for easy storage and handling meets the demands of the international 'city crash' standard manufacturer's part number th9700 weight 4.3kgbuy thule accessories from chain reaction cycles, the world's largest online bike store.