Onyx Freehub Driver Assembly - Micro Spline Alloy CheckoutSpec= Aluminum Backed (Quiet/Light) 6061-T6 aluminum alloy construction

6061-T6 aluminum alloy construction

and efficient power transfer through its direct cuff-to-chassis connection and 3D chassis with an under-forefoot blade

Quick release all widths

Made of a HyperBELT carcass with a 5mm puncture resistant layer to meet the challenging conditions of urban cycling

Dampening Rail Suspension System

Onyx Freehub Driver Assembly - Micro Spline Alloy CheckoutSpec= Aluminum Backed (Quiet/Light) 6061-T6 aluminum alloy constructionFreehub Driver Assemblies for replacement or repair of Onyx hubs. Compatible with Vesper and MFU equipped Classic model hubs Sealed cartridge bearings Freehub Type Micro Spline Material Alloy