NEW Surly Ultra New Singlespeed Disc Hub Rear 32h 135mm Black variant-size-md 6061 aluminum shaft tapers to

6061 aluminum shaft tapers to 7/8" for seat clamp installation

Wave Washers for adjusting bearing play in bottom brackets

Axle to Crown Length: 483

The Riddler is just as ready for the local cross course as it is spinning down an empty gravel B-road

NEW Surly Ultra New Singlespeed Disc Hub Rear 32h 135mm Black variant-size-md 6061 aluminum shaft tapers toSurly Ultra New Disc Rear Hubs. 6061 T6 forged hub shell (same as the Surly New); 6901 bearings Axle is quick release and bolt on compatible Stainless 6mm bolts are included; quick release skewer is NOT included 4130 CroMoly axle and stainless cones; agressive knurling on cones and bolt caps for reduced slippage New axle cone system uses uses a specific shouldered axle that allows the hubs to be completely adjustment free and simple to service Spoke