MR 2437 LLU/LLB A5 - ABEC-5 Radial Bearing - 24mm x 37mm x 7mm The race grooves are also

The race grooves are also deeper on these bearings to provide increased lateral support to counteract the twisting and multi-directional forces associated with mountain bike pivots

This is a less common size of Shock-Eye Needle Kit for 6mm mounting bolt

For bottom bracket installation:

00mm Shock-Eye Needle Bearing Kit

MR 2437 LLU/LLB A5 - ABEC-5 Radial Bearing - 24mm x 37mm x 7mm The race grooves are alsoMR 2437 LLU LLB A5 ABEC 5 Radial Bearing (C3 Clearance) 24mm x 37mm x 7mm ABEC 5 Radial Bottom Bracket bearing featuring 52100 High Carbon Chromium alloy races paired with Grade 5 Balls with 90% fill, high pressure, water proof grease. Designed specifically for bicycle applications, the LLU LLB seal combination on these bearings utilizes a more protective gray LLU seal facing outward, towards the elements, to reduce contamination from water or dirt,