For Sale: Shimano 7850 C50 Dura-Ace 50mm carbon tubular wheelset. Wheels are 700c, carbon rim tubulat, for Shimano/SRAM cassette. Wheels are used but in excellent condition. Included wheelbags and Vittoria tubulars (rear tubie has some wear). A truly nice wheelset used by many professional teams. $1050 plus shipping.