Description

Upgrade your cycling gear with the 1PCS Bike Freewheel Cog designed for 8, 9, 10, 11-speed bicycles. Crafted by GKYAN, this accessory promises exceptional performance and durability, ensuring a smooth and powerful riding experience.

The freewheel is constructed from high-strength steel, offering excellent hardness, toughness, wear resistance, and rust resistance. Its 3-layer surface treatment includes nickel-chromium electroplated silver, high-strength tensile steel, and quenched and hardened steel, ensuring longevity and durability.

The precise positioning of the tooth profile enables high-efficiency transmission, while the corrosion-resistant treatment enhances the flywheel’s hardness and durability. The chemical yellowing process and precision heat treatment further contribute to its longevity.

Experience effortless and smooth riding with the low-pitched operation of this freewheel. The live flywheel rotates softly, runs smoothly and powerfully, and is highly lubricated for an easy ride. The hub features precision threads that are tightly fixed, ensuring a smoother cycling experience.