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 rim profile with R9200 DURA-ACE wheels

RIM MATERIAL: CFRP

FREEHUB BODY MATERIAL: Steel

AVERAGE WEIGHT: 867, 697, 1564

AXLE FIXING METHOD: 12mm E-Thru

NUMBER OF SPOKES: 24

SPEEDS: 11/12

RIM WIDTH: 21mm

DISC MOUNT: Center Lock Disc

NIPPLE MATERIAL: Aluminum

RIM HEIGHT: 50mm 

SPOKE MATERIAL: Stainless Steel

RECOMMENDED TIRE SIZE: 25-32c