It features high strength chromiummolybdenum steel that has been quenched and hardened for enhanced durability. Application: One end is suitable for the installation and removal of a planetary ratchet hub compatible with certain models, while the other end is designed for the installation and removal of a specific ratchet wheel, ideal for a special upgrade version. Not suitable for older models. This two-in-one tool can be used with a 22mm open-end wrench or adjustable wrench, allowing for clockwise tightening and counterclockwise loosening. After CNC turning and polishing, it offers a round and smooth finish, preventing any damage to the hub or hands. Its compact size makes it easy to use, making it a great tool for bike maintenance. Colour: silver Material: steel Size: 35x27.5x27.5mm Package Contents: 1 * Rear hub removal tool Only the above package content; other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture to differ slightly from the actual product. The allowed measurement error is +/ 13cm.