Single sprocket or sprocket units for the Ultegra CS-R8000 and CS-68000 11-speed cassettes.
Single sprocket or sprocket units for the Ultegra CS-R8000 and CS-68000 11-speed cassettes.
Single sprocket or sprocket units for the Ultegra CS-R8000 and CS-68000 11-speed cassettes.
Single sprocket or sprocket units for the Ultegra CS-R8000 and CS-68000 11-speed cassettes.