Stan's Notubes E Sync Freehubs And Freehub Parts Variant:Kit, Stan's, Neo - Cassete Spacer, 1.8mm - Silver while 840D fabric abrasion-resistant panels

while 840D fabric abrasion-resistant panels provide extra protection in high wear areas

It's designed specifically for road riding - and to keep braking quiet at every stop

Works with 12-speed mechanical Apex and Eagle shifters

Lightweight/heat resistance

Stan's Notubes E Sync Freehubs And Freehub Parts Variant:Kit, Stan's, Neo - Cassete Spacer, 1.8mm - Silver while 840D fabric abrasion-resistant panelsE Sync drivers include pawls, springs, pawl retainer, 0. 5mm freehub spacer, 1. 8mm cassette spacer, and freehub seal. The Micro Spline kit also includes the drive side endcap. Also compatible with Neo and Neo Ultimate hubs as a more durable upgrade.