ZTTO Bicycle Bottom Brackets BB86 DUB 28.99mm Crank BB Bicycle Press Fit BB92 86 Frame 29mm Crankset for Road Bike MTB Crank Waterproof Center Rta

ATTENTION! It doesn't fit for TREK BB90 frame

DUB requires higher production accuracy, and we can do that. Made of Aluminum Alloy, and this bottom bracket is solid and durable with a long service time. It works well on your road bike or MTB. Each of our bottom bracket are manufactured for best performance and longest durability.

We know that many people looking for a ceramic DUB bottom brackets, but this is a special bearing specification, we are still working on it. In order to satisfy our customers, we use the top level bearing in the market, it’s so smooth. Matching top quality components and know-how, we make sure that every bottom bracket empowers every rider with opportunities to save energy or ride faster.

*Service: We are professional bike mechanics and good at English, so if you have any problem when you set up your products, please feel free to contact us. If you need a large amout of products, please contact us too. We will give you a discount. Don't jump ti a bad review, before you want to do that, just contact us and i think we will find a way to solve the problem.