Lezyne Slip Chuck AdapterThe Lezyne Slip Chuck Adapter weighs only 10 grams and is made from CNC machined 7075 aluminium for durability. This press fit adapter is for Presta valves only and has a 90° head for easy use with disc wheels.Features:Material: CNC Machined 7075 AluminiumCompatible Models: Digital Drive, Macro Drive, Floor Drive, Travel Drive, Over Drive, Micro Floor DrivePress fitFor Presta valve onlyEasily replaceable O-Ring seals (6x seals included)Not compatible with ABS Flip-Thread ChuckWeight: 10gBuy Lezyne Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.