It features high strength chromiummolybdenum steel that has been quenched and hardened, providing exceptional hardness. Application: One end is designed for the installation and removal of compatible planetary ratchet hubs suitable for certain popular models; the other end is for the installation and removal of the EXP ratchet wheel, tailored for a specific upgrade. This is a two-in-one tool, compatible with a 22mm open-end wrench or adjustable wrench; turn clockwise to tighten and counterclockwise to loosen. After CNC turning and polishing, it is rounded and smooth to prevent damage to the hub or hand. Compact size makes it easy to use, an excellent 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: Lighting and different displays may cause the color of the item in the picture to differ slightly from the actual product. Measurement error allowed is +/ - 13cm.