MR 21531 LLU MAX - MAX-Design - 21.5mm x 31mm x 7mm AK Overall Width - 18

Overall Width - 18

This tool is designed to easily and precisely tighten and adjust the bearing preload cap on Shimano cranksets

Campagnolo

and increase bearing life by eliminating steel-on-steel contact within the bearing

MR 21531 LLU MAX - MAX-Design - 21.5mm x 31mm x 7mm AK Overall Width - 18MR 21531 LLU MAX MAX Design, Radial Suspension Bearing 21. 5mm x 31mm x 7mm Enduro Bearings pioneered MAX type bearingsover 20 years ago for bicycles to address the challenges associated with mountain bike pivots. MAX type bearings provide 35 40% more load capacity than standard radial bearings by utilizing a special design where the maximum number of balls are inserted into the bearing, via a custom ground slot in the races. The additional balls,