The latest generation of Shimano’s patented and proven HyperGlide cassettes provide dependable shifting with reduced weight. Shimano developed Dyna-Sys 10-speed technology with the goal of increasing rider efficiency.
• Refined tooth profile for HG-X chains and Shadow rear derailleurs • 10 speed specific shift geometry • Aluminum spider carries 3 rings to increase stiffness and reduces weight at the same time • Drilled out rings help reduce weight even more • Alloy lockring • 345 grams (11-34)
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