Park Tool CB-4 Bio Chain Brite
Park Tool

Park Tool CB-4 Bio Chain Brite

$22.95
/
Shipping calculated at checkout.
  • Free Domestic shipping
  • In stock, ready to ship
  • Backordered, shipping soon
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. When used with a chain cleaner CB-4 gets bicycle chains clean inside and out so they're good as new. Will not harm alloy plastic rubber or carbon fiber parts so it's safe to use for cleaning cassettes chainrings pulleys or any other component that accumulates muck and grime.
  • Use CB-4 full strength do not dilute with water. Cover parts in solvent and scrub using a brush
  • Won't harm alloy plastic or rubber parts
    Application Type Drip
    Case Pack Yes
    Petroleum Based No
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    • Shipping Policy

    Components:

    All component items (wheels, drivetrains, suspension, brakes, etc.) ship within 1–4 business days of purchase.

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    Built with care

    Ready for Adventure 🚴‍♂️

    Every bike that leaves our shop is more than just a machine—it’s a promise of quality. From the moment you choose your ride, our expert team gets to work, hand-building and prepping each bike with precision. We meticulously inspect every component, fine-tune the details, and run thorough safety checks to ensure everything is dialed in perfectly. Because when you hit the road or trail, you deserve a bike that’s ready for anything.

    Ride with confidence—crafted by us, powered by you. 🌟

    Passion drives us

    At SpokeX Bike Co., bikes aren't just our business — they’re our way of life. As a rider-owned and operated shop, every decision we make comes from firsthand experience on the trail, at the race, and on the open road. We know what it’s like to chase a new line, push through the pain cave, and celebrate the ride — because we live it every day.

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