DT Swiss Ratchet EXP Freehub Body Description: DT Swiss Ratchet EXP Freehub bodies allow users to repair or replace Ratchet EXP freehub mechanisms found onboard select DT Swiss rear hubs. Features: Genuine replacement DT Swiss hub parts Steel bearings Compatible with 240 series hubs Replacement freehub bodies for Ratchet EXP rear hubs Shimano MicroSpline cassette compatibility Specifications: Rear Hub Spacing: 142/148mm Material: Aluminum Cassette Body Type: Shimano MicroSpline cassettes Rear Axle Type: 12mm Thru Axle