Park Tool DH-1 Dummy Hub Atom Savant each model has its own

each model has its own special features unique to that wrench

and previous external bearing threaded cups Fits select threaded bottom bracket cups from Campagnolo

A bench-mounted version of our popular PCS-10

yet accessible devices

Park Tool DH-1 Dummy Hub Atom Savant each model has its ownPark Tool has made the ultimate in shop convenience with the DH 1 Dummy Hub. No more fumbling with your chain with the rear wheel off. The DH 1 slides into the rear dropouts or thru axles in place of the wheel and allows for shifting through the complete range of gears with any derailleur and 1 8" chain. It's also a must have if you are transporting your bike with the rear wheel off. Features: Shift through the range of gears with rear wheel off Works