61803 LLU/LLB CN- ABEC-5 Radial Bearing (CN Clearance) - 17mm x 26mm x 5mm TH-873 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

The most common use for this bearing is as a replacement bearing for certain BMX BBs including some models from Profile Racing

Spline cup options include: 52x16 (T47 & Torqtite BB386 and PF30)

8mm) OD to accommodate tighter lower bearing seats found in some framesets

Radial Suspension Bearing - 15mm x 24mm x 5/7mm -

61803 LLU/LLB CN- ABEC-5 Radial Bearing (CN Clearance) - 17mm x 26mm x 5mm TH-873 Trek BB90 bottom brackets require61803 LLU LLB CN ABEC 5 Radial Bearing (CN clearance) 17mm x 26mm x 5mm A radial bearing generally used as a hub bearing and can be used as a pivot bearing, though the MAX type version of this bearing is better suited for suspension use. This ABEC 5 bearing features deep groove design races, with Grade 10 balls, dual lip, full contact LLU seals facing outwards to withstand daily abuse of use and the elements, and lighter contact LLB seals facing