Product Description Specifications:Function:removal & installation of cassettesType:pliersTechnical Information:Material:steel Compatibility: cassettes with 9-23 teethlock rings with 40-46mm outer diameter and opposing groovesFeatures:alternative to the chain whipsuitable for chainrings and cassettessecure, non-slip holdmade of heat-treated steel for durabilitythread with indicator for setting the gear sizedeveloped in collaboration with frame builder and cycling expert Lennard ZinnManufacturer Number:6451506 Contents:1 x Manufacturer: Pedro's NA 1015 Washington St. Canton MA 02021 USA info@pedros.com Distributor: Cosmic Sports GmbH Leyher Straße 47 90763 Fürth Germany info@cosmicsports.de