WWC-R-50-27.25C Width:27.25mm Rim: Clincher (Tubeless Compatible) Material: Carbon Toray T700 Finish: UD(Glossy or Matte) Hub: Chosen Hub Sopkes holes: 20/24 Spoke: cnspoke 494-AERO (6.3g/pc)Carbon Weight: front:765g±15g rear:920g±15g excluding skewers Max Rider Weight:200kg MaxTire Pressure:120psi Max Spoke Tension: 150-180kgf Shimano Cassette Body: fit for shimano and Sram groupset Campagnolo Cassette Body: fit for Campagnolo groupset Cassette Body: fit for 8,9,10,11 speed