Item Type: Bike CassetteMaterial: Nickel Chrome SteelProduct Color: As Pictures Shown Product Weight: Approx. 449g / 15.8ozGear Ratio: 10 Speed 11-34T (11-13-15-17-19-21-23-25-28-34T)Application: Suitable for road bicycle and folding bicycle .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1High Hardness And Strength: High tensile steel plates are plated with nickel chrome and multi layer electroplating and anti rust treatment, the bike cassette has higher hardness and strength for longer service life. 2Smooth Shifting: High accuracy gear ratio and deficient gear design, the freewheel cassette has smoother shifting, weight reduction with large holes, and strong compatibility. 3Hollow And Lightweight: The hollow design can easily reduce the weight, make the riding lighter and smoother, and effectively relieve fatigue after long term riding. 4Noise Free: The flywheel cassette rotates steadily without noise, ensuring a close connection with the bicycle hub and smooth operation when riding. 5Wide Application: With 10 speed 1134T gear ratio, the bicycle cassette is compatible with 10 speed bicycles, and is suitable for road bicycle and folding bicycle.