• Hyperglide EV Sprockets with computer designed tooth configuration with contoured shift gate
• Close Gear Ration
• Larger sprockets mounted on a weight saving alloy carrier and increasing rigidity.
• Nickel Plated finish for weather resistance and durability
• Pearl Steel Cassette Lockring
• Designed for Super Narrow 11 Speed HG-X Chains
• Size: 12-25T