1308-TV/C3 Dunlop Self Aligning Ball Bearing 40x90x23mm Open Trek BB90 bottom brackets require

Trek BB90 bottom brackets require the bearing to be directly pressed into the BB shell that is often made from material that is softer than steel

VA405 and 406 bearings run at lower operating temperatures than conventional bearings

Dimensions: 5mm (Bore) × 10mm (Outside Diameter) × 12mm (Width)

Width: 133mm

Dynamic Load Rating: 3260 N

1308-TV/C3 Dunlop Self Aligning Ball Bearing 40x90x23mm Open Trek BB90 bottom brackets requireThe self aligning bearing typically consists of two components: an inner ring and an outer ring. The inner ring is mounted on the shaft, while the outer ring is mounted in the housing. Between the two rings is a set of rolling elements, such as balls or rollers, which allow for smooth rotation of the shaft. The self aligning feature of the bearing is achieved through a design that allows the inner ring to tilt relative to the outer ring. This means