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Seat Tube Cage: Steers the airflow inward and accelerates it over the rear wheel
The weight of the ahtlete directly rests on the home trainer
Hyperglide technology
Provides smooth and quiet gear shifting
the T70 tread offers weather-resistant dependability
Park Tool GSC-1 GearClean Brush Groupe Seat Tube Cage: Steers theThe 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. Mfr Claimed Weight TBC
