Modern 11, 12 and higher-speed cassettes have cogs so tightly spaced that an ordinary brush can't get between them. The Park Tool GSC-3 was designed for exactly that: it is a dual-ended Park Tool GSC-3 drivetrain cleaning brush, built to reach the tightest spots on cogs, derailleur and crankset.
One end has long, stiff bristles, narrow enough to slip between the cogs of a modern cassette and clear out the grit and grease that build up at the base of the teeth. The other end offers a slim, contoured tip, ideal for picking out dirt lodged in derailleur pulleys and corners where bristles aren't enough. Cleaning these areas thoroughly reduces noise and wear and keeps shifting precise even after muddy or gravel rides. Used with a degreaser and a good rinse, it brings the drivetrain back to near-new condition in minutes, without removing the cassette.
Where to use the Park Tool GSC-3 drivetrain brush
- On the cassette cog surfaces.
- In the gaps between cogs, where grit collects.
- On derailleur pulleys, with the contoured tip.
- In the space between the inner and outer chainrings.
Why choose Park Tool GSC-3
- Long, stiff bristles designed for the tight spacing of modern cassettes.
- Slim tip to remove dirt from the smallest gaps.
- One brush for cassette, derailleur and crankset.
- Ideal for road, gravel and mountain bikes.
For riders with modern drivetrains who want to keep them in top shape, the Park Tool GSC-3 drivetrain cleaning brush is the perfect partner to degreaser and lube.
TECHNICAL SPECIFICATIONS
General
- Item code: GSC-3
- Type: dual-ended drivetrain cleaning brush
- Ends: long stiff bristles / slim contoured tip
Compatibility
- Tightly spaced cassettes
- Derailleur pulleys
- Crankset chainrings
Modern 11, 12 and higher-speed cassettes have cogs so tightly spaced that an ordinary brush can't get between them. The Park Tool GSC-3 was designed for exactly that: it is a dual-ended Park Tool GSC-3 drivetrain cleaning brush, built to reach the tightest spots on cogs, derailleur and crankset.
One end has long, stiff bristles, narrow enough to slip between the cogs of a modern cassette and clear out the grit and grease that build up at the base of the teeth. The other end offers a slim, contoured tip, ideal for picking out dirt lodged in derailleur pulleys and corners where bristles aren't enough. Cleaning these areas thoroughly reduces noise and wear and keeps shifting precise even after muddy or gravel rides. Used with a degreaser and a good rinse, it brings the drivetrain back to near-new condition in minutes, without removing the cassette.
Where to use the Park Tool GSC-3 drivetrain brush
- On the cassette cog surfaces.
- In the gaps between cogs, where grit collects.
- On derailleur pulleys, with the contoured tip.
- In the space between the inner and outer chainrings.
Why choose Park Tool GSC-3
- Long, stiff bristles designed for the tight spacing of modern cassettes.
- Slim tip to remove dirt from the smallest gaps.
- One brush for cassette, derailleur and crankset.
- Ideal for road, gravel and mountain bikes.
For riders with modern drivetrains who want to keep them in top shape, the Park Tool GSC-3 drivetrain cleaning brush is the perfect partner to degreaser and lube.
TECHNICAL SPECIFICATIONS
General
- Item code: GSC-3
- Type: dual-ended drivetrain cleaning brush
- Ends: long stiff bristles / slim contoured tip
Compatibility
- Tightly spaced cassettes
- Derailleur pulleys
- Crankset chainrings
Buy safely
La connexion et les transactions sont toujours sécurisées.
Free Shipping
With DHL or GLS courier for orders over 49 euros
Do you need help?
Whatsapp: 3341036415
Mon / Fri: from 10 to 19