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• BRT-040-BB86/92 – BB86/92 adapter cup and puller for use with BRT-040 toolkit
The upper bearing features 36°/45° chamfers and the lower bearing features 45°/45° chamfers
Bearing Bottom Bracket for 68mm BSA framesets and Shimano (24mm) Cranksets
This radial bearing features 440C stainless steel alloy races and Grade 10 balls with dual-seals and 90% fill with Mobil XHP 222 high pressure water proof grease to withstand daily abuse of use and the elements
they only get better with time and use
MR 21531 LLB - ABEC-3, Radial, Suspension Bearing (C3 Clearance) - 21.5mm x 31mm x 7mm sale • BRT-040-BB86/92 – BB86/92 adapterMR 21531 LLB ABEC 3, Radial Bearing (C3 clearance) 21. 5mm x 31mm x 7mm This ABEC 3 bearing features deep groove design races, with grade 10 balls, light contact, dual lip, labyrinth (LLB) seals and 90% fill with high pressure water proof grease to withstand daily abuse of use and the elements. A bit of an oddball size, this bearing generally used as a front hub bearing, specifically for older WTB 20mm hubs. It has also been used for Isis bottom
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