MR 21531 LLB - ABEC-3, Radial, Suspension Bearing (C3 Clearance) - 21.5mm x 31mm x 7mm sale 1mm x 46mm x 7mm:

1mm x 46mm x 7mm: 45x45deg)

Only a few years ago

they only get better with time and use

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

15mm ID shock-eye and 41

MR 21531 LLB - ABEC-3, Radial, Suspension Bearing (C3 Clearance) - 21.5mm x 31mm x 7mm sale 1mm x 46mm x 7mm:MR 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