GUB 10 Speed Bicycle Freewheel 11‑42T Bike Cassette Sprocket for Mountain Road Bikes

Feature: 1. High tensile steel plate with nickel and chromium plating, hollow design, lightweight design concept. 2. High quality steel plate material selection, quenching process, tempering hardening treatment. 3. The hollow design of this bike cassette can easily reduce the wieght and reduce the burden of riding. 4. All over the mud holes, effective speed change, and a good balance between strength and weight. 5. This bicycle cassette is easy to install and use, an ideal choice to reduce the weight of the bicycle. Specification: Item Type: Bicycle Freewheel Speed: 10 Speed Material: High Tension Steel Plate Number Of Teeth: 11T 42T Gear Ratio: 11 13 15 18 21 24 28 32 36 42T Color: Nickel Chromium Silver. Package List: 1 x Bike Cassette