In current market, there are many bb to confuse and difficult choose one to fit your bikes!
AEROZINE develop new BB to fit your bikes. below the Bottom Bracket chart to help to find you want.
if you are bike shop, welcome to contact us to request the print poster.
the size of poster is 330*650mm. contact: service@areozinebike.com
The BB products link : https://www.aerozinebike.com/products/transmission/bottom-brackets/