MR 22371 LLB-E - ABEC-3, Extended Race, Radial Bottom Bracket Bearing - 22mm x 37.1mm x 8/11.5mm uses an internally threaded mechanical

uses an internally threaded mechanical connection to ensure that

5/16" ACME threaded rod with standard nut and static nut fitted with a precision needle bearing set with ground surfaces to provide smooth and accurate

Enduro ABEC-3 bearings feature 52100 High-Carbon Chromium alloy races paired with grade 10 Balls

full-contact LLU seals facing outwards to withstand daily abuse of use and the elements

MR 22371 LLB-E - ABEC-3, Extended Race, Radial Bottom Bracket Bearing - 22mm x 37.1mm x 8/11.5mm uses an internally threaded mechanicalMR 22371 LLB E ABEC 3, Extended Race, Radial Bottom Bracket Bearing for Trek BB90 and SRAM GXP cranksets 22mm x 37. 1mm x 8 11. 5mm ABEC 3 Radial Bottom Bracket Bearing featuring 52100 High Carbon chromium alloy races paired with grade 10 Balls with 90% fill, high pressure, water proof grease. This is a unique custom bearing that is not used a lot, but when you need it, its a major problem solver. Trek BB90 bottom brackets require the bearing to be