ZTTO Bottom Bracket Wrenches Tool
for
ZTTO BB91/BB109/BB30SH/PF30SH/BB86-30/BB30-30
2019/5/22 update: From Now On is Hardened Version
Thanks to all of you, Thanks for your feedback, we upgraded the materials, and hardened processing technology. it won't bent any more:)
This is a good quality tool for installing your bottom bracket cups.
It's long enough to give you adequate leverage for installing the cups with the force you need.
The precisely shaped metal teeth of the wrench won't damage the teeth on your BB cups.
you can use the wrench to remove and install ZTTO ;BB91/BB109/BB30SH/PF30SH/BB86-30/BB30-30 smoothly.