Park Tool GSC-3 Drivetrain Cleaning Brush

Park Tool GSC-3 Drivetrain Cleaning Brush

• Dual function cleaning brush purpose designed for cleaning the drivetrain.

• Uniquely designed for reaching those hard-to-reach areas on your bike.

• Long narrow stiff bristles make light of removing gunk from the tight recesses on modern cassettes.

• Slim curved end effectively picks up grit and grime from the derailleur jockey wheels.

This dual-sided brush is specifically designed for cleaning hard-to-reach areas of the bicycle drivetrain.

The long, stiff bristles of the GSC-3 are narrow enough to reach between the gears of tightly-spaced modern cassettes, while the slim contoured end is capable of picking grit and grime out of tight spaces such as derailleur pulley wheels.