General description It is a two-in-one rear hub lock ring nut removal and installation tool designed for DT Star hubs. Made from high-strength chrome molybdenum steel, it has been quenched and hardened for enhanced durability and hardness. The tool features a compact size, making it easy to use and an excellent addition to any bicycle maintenance kit. Technical specifications Material: Chrome molybdenum steel Color: Silver Size: 35 x 27.5 x 27.5 mm Weight: Not specified Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with DT hubs: 240S, 240, 340, 350, 440, 540 Suitable for installing and removing planetary ratchet hubs and EXP ratchet wheels Not applicable to older hubs Installation Use with a 22mm open-end wrench or adjustable wrench Tighten clockwise and loosen counterclockwise Usage Designed for the installation and removal of DT compatible planetary ratchet wheel sets Can be used for the DT240 / 180 ratchet hub and special upgrades Other information