Park Tool DH-1 Dummy Hub Bike Wheel Tool

Also called a sleeping hub, the DH-1 fits into a frames rear dropouts to replace the rear wheel for chain cleaning and transport.

• The unique design allows shifting with the DH-1 installed
• Works with all derailleur and 1/8 inch chains
• Works on frames with both open-type dropouts and 12 mm thru axle dropouts