Product Description - 17 and 24 mm open-end wrench The is a wrench with two jaw widths, 17 mm and 24 mm. It can be used to mount, dismount and adjust Shimano cone bearings. Made of hardened steel, the tool is particularly robust and durable. Specifications:Function:installation & removal of cup & cone bearings, bearing play adjustmentTool Type:wrenchType:cone wrenchSize:17 mm, 24 mmTechnical Information:Material:steelFeatures:stable and durable due to hardened steelManufacturer Number:Y-3C227000 Contents:1 x Manufacturer: Shimano Europe B.V. High Tech Campus 92 5656 AG Eindhoven Netherlands info@shimano-eu.com