Chromium Molybdenum Steel Freewheel Super Light High-tensile Anti-abrasion Hollow 9 Speed 42T Cassette Flywheel for MTB-Silver Black

Description:
The hollow design makes it lightweight and convenient for heat dissipation. High tensile features make a good balance between strength and weight.
High precision tooth profile design avoids the chain drop when back-pedaling. The flywheel is anti-rust, non-deformation and wear-resistant, which makes it used for a long time.
Made of high quality chromium molybdenum steel material, it is durable.
The length of the product is 17.1cm, the width is 17.1cm, and the thickness is 3.7cm.
It is suitable for mountain bikes.

Item Name: Bike Flywheel
Material: Chromium Molybdenum Steel
Speed: 9 Speed
Color: Silver Black
Teeth Number: 42T
Gear Ratio: 11-13-16-20-24-28-32-36-42T
Features: Hollow, High Precision, High-tensile
Size Details:
Size: 17.1cm x 17.1cm x 3.7cm/6.73" x 6.73" x 1.46" (Approx.)

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.
Please confirm your type before ordering!

Package Includes:
1 x Bike Flywheel