Using a larger high-volume casing

2in colour screen

Maybe you just like to have a few spare shifter/dropper cables kicking around

This will cause severe damage if you don't notice it before using a hammer

Park Tool Chain Pin Ct-4/4.2/4.3/11 CTP-4K - Black PDP|PLP|Suits Freehub Type Using a larger high-volume casingThe CTP 4K comes with four (4) replacement tool pins for the chain and one 5 32" ball bearing. To replace a pin, simply remove the cap, take out the old pin, and carefully place the new one. Make sure to avoid misplacing the ball bearing located below the pin. Finally, replace the cap. Key features Approx. weight 0. 14