Cane Creek ZN40 Series Headset Bearing 49mm 36x45 degree Description-14mm Stainless Crank Bolt and Hex Position Rear Rotor Mount Center

Position Rear Rotor Mount Center Lock Hub Spacing 142mm Freehub Body SRAM XD-R Hub Spoke Type J-bend Hub Weight 223g Hub Drilling 24H Primary Color Orange Axle Type 12mm TA

It supports standard shape nipples

}WTB Proterra Tough i30 Rear Wheel - 29" 12 x 148mm 6-Bolt Black Micro Spline 32H

it’s simple to use:

Cane Creek ZN40 Series Headset Bearing 49mm 36x45 degree Description-14mm Stainless Crank Bolt and Hex Position Rear Rotor Mount CenterCane Creek ZN40 Series Headset Bearing 49mm 36x45 degree. ZN40 Series bearings are corrosion resistant zinc coated machined steel cartridge bearings with hardened steel balls which vastly increases the longevity of your headset. Compatible with 110 40 and 10 Series headsets TECH SPECS Cartridge Bearing Angle 36x45 Bearing Type Cartridge Bearing O. D. (mm) 49