Shimano Ultegra CS-6700 Cassette 10-speed - 12-30 teeth

Thanks to more robust shifting tolerances the Ultegra 10-speed cassette offers a better shifting performance. Reworked and updated gear shape improves accurate chain running and increases shifting performance. Aluminium spider for the three biggest gears reduces weight and improves stiffness. The sprocket ratio 12-30 is compatible with the short/medium rear derailleurs of Shimano 4600, 4601, 5701 as well as Shimano Ultegra RD-6700ASS, RD-6700AGS, RD-6700ASSG und RD-6700AGSG. Note: This cassette is not compatible to the Ultegra Di2 RD-6700SS rear derailleur! Included in delivery: 1 sprocket with 12-30 gear ratio, aluminum lock ring and spacer for 10-speed rotor Material: gears: steel, spider: aluminium, lock ring: aluminum Weight supplement: 11-28 teeth