Product Description Technical Information:Clamp:31.8 mmMaterial:aluminiumCompatibility:Aero HC system, standard bottleFeatures:distance design for front/rear adjustmenthinged bracket for quick and easy installation and removalcan be used for all standard bottle cage systemsalso suitable for E-bikes and children's bikesContents:1 x Profile Design bottle cage Manufacturer: Profile Design LLC 2677 Waiwai Loop Honolulu HI 96819 USA info@profile-design.com Distributor: GROFA Action Sports GmbH Otto-Hahn-Straße 17 65520 Bad Camberg Germany info@grofa.com