ZTTO Bicycle Multiple Freewheel 9 Speed 34T Cassette Sprocket Wheel Nickel Chrome Steel for Mountain Bike

Feature: 1. Steel Plate: Adopts high tension steel plate with nickel chromium plating and multi layer electroplating anti rust treatment, able to ensure a long term use. 2. High Accuracy: High accuracy gear ratio makes gear shifting more fluent, also uses punching design to reduce weight, improving your using experience. 3. Hollow Design: Hollow technology can easily reduce the dead weight, making riding lighter and smoother, will not increase your burden or cause additional energy waste. 4. Detail Description: Cassette cogs is 11‑13‑15‑17‑19‑21‑24‑28‑34T, and is 9 speed type. Has strong compatibility for mountain bikes. 5. Smooth Running: Has fluent rotation without much noise, having close connection with the bike hub, stable running for your satisfying feelings. Specification: Item Type: Bicycle Freewheel Material: Nickel Chrome Steel Color: As Picture Shown Application: For Mountain Bike Gross Weight: Approx.418g 14.7oz Speed Ratio: 9 Speed, 11 13 15 17 19 21 24 28 34T. Package List: 1 x Freewheel2 x Sprockets1 x Deadlock Cover