BB91/BB92 Bike Ceramics Bearing Integrated Hollow Chain Wheel Bottom Bracket Bicycle Accessory(press In type red )

Item type: Bike Bottom Bracket
Condition: 100% brand new
Model: BB91 BB92
Material: CNC manufacturer of 6061 aluminum ceramics bearing
Inner diameter: Approx. 24mm/0.9in

Features

1、Available for integrated hollow chain wheel, suitable for mountain bike, road bike.
2、The inner diameter of both ends is 24MM, and the bottom bracket is sturdy and durable, long service life, silicone seal to prevent pollution, convenient installation.
3、End cap design with groove sealing technology, reduces sealing resistance and improves appearance, greatly changed the drainage and sealing.
4、Integrated hollow design, reduce weight, greater spacing between bearings, reduces bearing load and increases strength.
5、2 different type and colors for you to choose, meet your different needs.

Package List

1 Set x Press-in type bottom bracket