Park Tool CB-4 Bio Chain Brite Links-117 46mm fits 28-37mm tires

46mm fits 28-37mm tires

No-compromise no-fuss data delivery with robustness in mind

Now compatible with long cage derailleur

} See and be seen with Varia rearview radar

}SRAM GX T-Type Eagle Transmission Groupset - 175mm Crank 32t Chainring AXS POD Controller 10-52t Cassette Rear Derailleur Chain

Park Tool CB-4 Bio Chain Brite Links-117 46mm fits 28-37mm tiresPark Tool CB 4 Bio Chain Brite. 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 theyre good as new. Will not harm alloy plastic rubber or carbon fiber parts so its safe to use for cleaning cassettes