Campagnolo Record cassette has an Ultra Drive design that integrates the chain and chain wheels of the Crankset to ensure fast, precise and consistent shifting through the years. Weight 188g

• Steel titanium version excellent compromise between weight savings and cost
• Aluminum carrier for the largest sprockets  precision, rigidity and weight savings
• Sprocket synchronization  fast precise shifting, less stress for the chain
• Ultra-Drive machining of the teeth  chain passage optimization
• Nickel-chrome surface treatments on steel longer life, lower wear