Campagnolo Super Record Ultra 13 Speed Cassette The Super Record Ultra 13 Speed Cassette combines titanium construction with single block machining to deliver very low weight, long term durability and maximum shifting efficiency. Laser etched graphics and a black chrome and natural titanium finish create a distinctive and premium appearance. Campagnolo Super Record Maximum Shifting Efficiency Precise single block machining of the largest sprockets ensures fast, direct and accurate shifting. Aeronautical grade titanium reduces weight while maintaining strength and long term wear resistance. Campagnolo Super Record Ultra Lightweight Design The 10-33 option weighs only 215 g with four titanium sprockets. The 11-36 option weighs 238 g with five titanium sprockets, offering a 44 g saving over the standard Super Record 11-36 cassette. Campagnolo Super Record Cassette Options Ratio 10-33: 10-11-12-13-14-15-16-18-20-23-26-29-33 Ratio 11-36: 11-12-13-14-15-16-18-20-23-26-29-32-36