Low or high rider? Just take both! tubus presents the first combi-carrier that combines the properties of both systems: Lateral driving stability thanks to the low center of gravity, with space on top for bulky items such as a sleeping pad and sleeping bag. With the GRAND EXPEDITION FRONT for the front, you don't have to make any compromises when transporting luggage. This is tube. Not suitable for mounting on spring or carbon forks without eyelets. The fork must be approved by the manufacturer or the bicycle manufacturer for mounting a luggage rack. There must be no squeeze connections.