Rear Axle Adapters | Engage 17 Boost | 12 x 148/157mm Thru-Axle | Shimano Microspline | 6-Bolt Type:12 x 148/157mm Thru-Axle A = reference Area (often

A = reference Area (often frontal area)

robust and durable straight-pull hub shell

The 650b version of our highly-rated SUPERDURA DYNAMO DISC

Spokes | 28h Spoke Count

whether you’re powering up a steep climb or sprinting through the final turns of a criterium

Rear Axle Adapters | Engage 17 Boost | 12 x 148/157mm Thru-Axle | Shimano Microspline | 6-Bolt Type:12 x 148/157mm Thru-Axle A = reference Area (oftenPair of replacement rear axle adapters for Engage 17 Boost hubs. This product only works with hubs fitted with Shimano Microspline freehub. Product code (Drive Side) E143 or E144 Product code (Non Drive Side) E80 or E82