Park Tool CB-4 is a 100% biodegradable, natural, plant-based degreaser formulated for use in the CM-5.3 Cyclone Chain Scrubber, CM-25 Professional Chain Scrubber, or with a scrubbing brush as a general purpose degreaser.
The Roadmachine’s frame and fork are constructed with our Premium Carbon, using TCC Endurance technology. This extraordinarily capable frameset combines relentless speed with indulgent comfort, so you can go further, faster.
