10 Speed-13T Bicycle Cassette Cog, Hard Chrome Bike Freewheel, Bicycle Sprocket for Mountain Bikes Flywheel Outdoor Cycling Chain-Wheel Bike Accessories

• Constructed of high strength steel with hard chrome plating processing, sturdy, anti-corrosion, high performance of durability.
• to use, applicable to mountain bike freewheel.
• The inner thread is finished with high precision, which ensure close connection with the bike hub and smooth
• Providing fast riding speed with less effort needed.
• Fluent turning movement without much noise.

Feature: Constructed of high strength steel with hard chrome plating processing, sturdy, anti-corrosion, high performance of durability. The inner thread is finished with high precision, which ensure close connection with the bike hub and smooth Providing fast riding speed with less effort needed. Fluent turning movement without much noise. to use, applicable to mountain bike freewheel. Specification: Condition: Brand New Material: Steel Color: Shown as pictures Treatment: Hard chrome plating Type: 8 speed -11T / 8 speed -12T / 8 speed - 13T / 9 speed -11T / 9 speed -12T / 9 speed - 13T / 10 speed -11T / 10 speed -12T / 10 speed - 13T / 11 speed 11T / 11 Speed 12T / 11 speed 13T (Optional) Package Weight: Approx. 20g Applicable: Mountain bike freewheel, not applicable to highway freewheel. Packing Included: 1 * Freewheel Repairs Notice: Before purchasing, please confirm whether your own flywheel can be used. Please purchase as needed.