Granite-Design Thru Axle Dummy Hub with Chain Hanger Wheel

Safeguards your rear triangle from compression during transport, even under the airline luggage- With an adjustable length of 130mm-157mm, it fits nearly any hub size- The built-in docking wheel keeps your chain aligned and lets you spin the crank for hassle-free maintenance- Built with 6061 alloy and compatible with QR and 12mm through-axle setups, ChainDock makes traveling safer