Classified Powershift Cassette What's Their Secret? It's Classified Want to know which cassettes are the best to use on your bike? That's Classified. Classified cassettes are machined from one-piece steel, with a high durability coating to reduce wear. They're extremely light and designed to fit the unique driver interface of the Powershift hub. This cassette comes with a lock ring. Features Machined from high-grade, one-piece chromoly steel for increased durability and reduced weight Designed specifically for the Powershift hub Cassette lock ring included to keep your cassette tight Specifications Cassette Body Type Powershift Hub Cassette Cogs11-32, 11-34, 11-36, 11-40TDrivetrain Speeds11, 12, 13Cassette Material One-Piece Steel Weight205g (11-34T 11-Speed) | Classified | Powershift Cassette 11 Speed 11-32T