Feels like a cassette, sounds like a cassette but functionslike a freecoaster. Using a planetary clutch system that makes the hub lighter than traditional coasters and eliminates the usual slack that coasters have, all while reducing your engagement issues while rolling backwards. Both hub guards and spoke wrench carabiner included. ###section### Product Specs HUB TYPE: AXLE: TBC DRIVER: DRIVE SIDE: Right Side Drive SPOKE HOLES: 36h WEIGHT: TBC Colour: Black