Description
OSPW X clevis for Shimano GRX/Ultegra RX 2X red The Ceramic Speed OSPW system, composed of a 13 teeth bottom bracket and 19 teeth top bracket, has proven itself on races like Paris Roubaix, Strade Bianche or CX World Cups. The system is designed for difficult conditions where durability and friction reduction are important. With different possible tensions, it is possible to adapt the derailleur to the conditions. The OSPW system reduces friction by 35 to 40%. Not compatible with a 42 tooth cassette. Box content: OSPW complete system for Shimano GRX/RX 2x11, Ceramic Speed Pulley oil, sticker pack Designed and manufactured in Denmark