Park Tool Dummy Hub DH-1

- Also called a "sleeping hub", the DH-1 fits into a frame's rear dropouts to replace the rear wheel for chain cleaning and transport\n- The unique design allows the bike to be shifted with the DH-1 installed\n- Works with all derailleurs and 1/8" chains and frames with both open-type dropouts and 12mm thru-axle dropouts\n- Retailers are not permitted to sell on the Amazon.com marketplace unless authorized in writing by Park Tool