Park Tool DH-1 Dummy Hub ModelNumber=K8860 Engineered as integrated interdependent transmission

Engineered as integrated interdependent transmission components the XX Eagle T-Type rear derailleur mounts around the wheel axle itself contacting the cassette directly with a first-of-its-kind Hangerless Interface

}Surly Straggler 650b Frameset 50cm Gloss Black

V-ring rotary seal to protect against contamination

1 RB Rustbuster Chain - 8-Speed 116 Links Gray

Park Tool DH-1 Dummy Hub ModelNumber=K8860 Engineered as integrated interdependent transmissionPark Tool DH 1 Dummy Hub. The DH 1 Dummy Hub slides into the rear dropouts of a bicycle frame and replaces the rear wheel keeping the chain in place while the wheel is removed for cleaning service or transportation. The unique design allows the bicycle to be pedaled and the derailleur to be shifted making the DH 1 an essential tool for chain cleaning or diagnosis of drivetrain issues. Compatible with all multi speed and 1 8" chain Compatible with