Park Tool Gear Clean GSC-1 Size:NONE Features an investment cast head

Features an investment cast head with locking setscrew and a long

- 65 x 55 mm (2

We start with premium Italian materials

stiffness and weight while maintaining the smoothest and cleanest design

- Deluxe Home Mechanic Repair Stand

Park Tool Gear Clean GSC-1 Size:NONE Features an investment cast headThe GSC 1 is specially designed to free your bicycle drivetrain from muck and grime. The comfortable handle features tough bristles clean the derailleur and cassette, and a contoured toothed end to reach dirt deep between the gears. Saves wear and tear on your chain and cassette. Also works great on derailleur pulleys, brakes, or other places where dirt collects.