Shimano WH-R8170-C50-TL Ultegra Disc Carbon Clincher 50mm Rear Wheel Black

Balancing aerodynamics, weight, and affordability, the new ULTEGRA R8170 C50 wheelset is sure to inspire action on your group ride with its all-new tubeless carbon rim and updated, 12 and 11-speed compatible hub.Summiting climbs, carving descents, or cruising the flats, the new C50 is the jack of all trades among the new ULTEGRA R8170 wheel lineup. The tubeless, carbon rim features a 21 mm internal width that pairs nicely with wider, modern tires while the HYPERGLIDE cassette body is compatible with 11 and 12-speed cassettes.- 50 mm height full carbon rim- Internal rim width: 21 mm- Shared rimprofile with R9200 DURA-ACE wheelsSpecifications:- Average weight: 872- Spokes_Straight pull: Yes- Brake Type: Center Lock Disc Brake- Axle fixing method: 12 mm E-THRU- Internal grease sleeve: Yes- O.L.D. (mm): 142- Rear speeds: 11/12- Thru Axle (Length x Inner diameter , mm)_142 x 12: Yes- Compatible spoke protector: CP-WR81A- D2 rim: Yes- Disc mount_140 mm Disc brake rotor compatible: Yes- Disc