Mountain Bike Flywheel 9 Speed Flywheel 11-40T Flywheel Mountain Bike Parts

It is made of high-strength steel and is made by quenching and tempering hardening technology. Therefore, it has higher strength, durability and extremely high wear resistance. Strong oxidation resistance makes it difficult to rust and has a long service life. Due to design of the gear sprocket for mountain bikes, you can control the shifting function well.The hollow design reduces the weight. The surface is made of chrome plating technology. No fading on the coating surface. The silver surface has an exquisite appearance and gives you a luxurious feeling.This cassette is a cassette sprocket for 9-speed mountain bikes. You can also use it for other .Gear ratio: 11-13-16-20-24-28-32-36-40Tsize:16 x 16 x 7cmMaterial:steelcolour:SilverPackage Contents:1 x Bicycle flywheelOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.