Enduro BK-7018 PF89/92 Bottom BracketThis press-in solution allows you to fit your BB30-style cranks directly into your BB86/92 frameset.It's a tight fit with the limiting factor of just 41mm inner diameter of the BB86/92 bottom bracket shell and it requires a special solution to accommodate for a 30mm BB spindle. By utilizing flanged double-row bearings that press directly into the BB shell, we are able to maximize contact area by doubling the number of balls per side to provide a long lasting solution in a tight space.These high quality replacement bottom brackets made by Enduro feature ABEC-3 bearings with: Grade 10 Balls Anti-corrosion Black Oxide/Magnetite treatment which provides an extra level of corrosion resistance and extended worry-free performance. Double-row Bearings LLB seals 90% fill water-proof grease Deeper grooves to accommodate the largest balls possible, providing maximum bearing contact area and greatly increased bearing life.
