SHIMANO 105 5703 50t 130mm 10spdtriple outter ring Review Posted by GiantPandaisy June 17, 2018 in Drivetrain Components This fits your . Make sure this fits by entering your model number. Duraluminum construction Ramped and pinned for best shifting performance Shimano Reference Number: FC-5703 Cycling Outdoor Recreation Parts & Components SHIMANO Sports & Outdoors