Shimano CS-LG600 LINKGLIDE Cassettes deliver smooth and decisive shifting performance with triple the durability of HYPERGLIDE+ in high chain tension e-bike applications. Focus on the natural joy of riding with smooth shifting in both directions and less pedaling shock. FEATURES: Shimano's LINKGLIDE technology offers smooth and decisive shifting and pedaling performance, optimized shifting gate design, and robust cassette teeth that resist damage when shifting and driving under high torque Smooth 2-way shifting (inward and outward) Reduced pedal shock while shifting Longer life with smoother pedaling (300% longer wear resistance) Triple the durability of HYPERGLIDE+ on e-bikes with high chain tension situation 11-speed cassette SPECS: Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed , Shimano Dynasys 11 Speed Mountain Drivetrain Speeds: 11 Cassette Cogs: 11-13-15-17-20-23-26-30-36-43-50 Range: 11-50