Chain CheckerA worn bicycle chain can cause poor shifting and in time can even cause excessive wear to the derailleur and rear cogs, causing a much more expensive problem. That's why bike component manufacturers recommend chain replacement at regular wear intervals. The Park Tool CC 3. 2 is a go no go gauge designed to accurately indicate when a chain reaches 0. 5% and 0. 75% wear (or "stretch"), the points at which most chain manufacturers suggest replacement.

It ensures an exact inside diameter of 40

30A Rubber Compound

LED Runtime: 10 hours flash mode / 2 hours solid mode

a sponge/bristle combination brush for heavy duty scrubbing

complete with an ultra-safe fixation system

the Hope Pro4 Fatsno rear hub will have your Fatbike up to speed in double quick time and super smooth stainless steel sealed bearings won't drag those huge tyres down over rough terrain

with its three-layer structure of stainless steel

20 high tensile steel multi tools including an integrated tyre plug tool and tyre plugs

Quick release mount - Fit Aero & standard bars

You can fit up to a 3L hydration bladder in the provided compartment and the hose clip prevents annoying flapping

and tough nylon bristles clean the derailleur and chain

oxidation and corrosion