CASSETTE CS-R8000 ULTEGRA 11SP 11-28T

Lightweight and durable with a wide gear adjustment range. 11 speeds allow you to discover the optimal gearing setup for the terrain and to "tune" the bike for any specific application.

• The five largest sprockets are mounted on 2 aluminum spiders to keep the weight low
• Cogs are made of hard-wearing nickel-plated steel