Park Tool - GSC-3 Drivetrain Cleaning Brush Stock Item:Park Tool Drivetrain Cleaning Brush Approx 100 grams with 4

Approx 100 grams with 4 x zipties supplied

Spring loaded tool secures all parts snugly and makes them easy to access

Model number 100090

Weight: 370 grams

Park Tool - GSC-3 Drivetrain Cleaning Brush Stock Item:Park Tool Drivetrain Cleaning Brush Approx 100 grams with 4PARK TOOL GSC 3 DRIVETRAIN CLEANING BRUSH 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.