HUB DEVICE

A hub device is provided, including: a hub shell, defining an axial direction, including a room and a projection, the room having an opening open in the axial direction, an inner wall of the room being integrally connected with the projection, the room further including an annular toothed portion, the projection projecting radially within the room; and a ratchet ring, including an outer toothed portion and an engaging slot corresponding to the projection, the ratchet ring being disposing in the room, the outer toothed portion being engaged with the annular toothed portion so that the ratchet ring is rotatable with the hub shell, the engaging slot being disposed on the ratchet ring, the projection being engaged radially within the engaging slot and abutted radially against the hub shell.