Threading: English
Weight: 130 g.

For use with FSA Mega Exo crank systems

Oversize ceramic cartridge bearings with forged and CNC machined external cups. Alloy center sleeve with double o-ring seals. Upgrade the performance and durability of your FSA Mega Exo system. Ceramic bearings roll smoother with less friction and last longer than standard steel bearings.

Item Code: WWJ-WWJ-ENG