E-sync/Neo 6-bolt Rear Hub 135mm and 142mm Axle Spacer

This spacer is positioned between the bearings of rear E-sync hubs. Compatible with 6-bolt E-sync, Neo, and Neo Ultimate 12x135mm, 12x142mm, or quick-release hubs. Not compatible with any 148mm or 157mm hub. Not compatible with Centerlock hubs. Not compatible with M-pulse hubs.