Brand: Shimano

Model: Ultegra | WH-R8170

Spacing: 12 x 142mm Thru-Axle

Brake Type: Disc | Center Lock

Freehub Type: Shimano HG

Speeds: 10/11 (+ Shimano 12 speed road cassettes) 

Spoke Count: 24H (drive side - 16H | non-drive side: 8H)

Weight: 302 grams (actual)