Description
| Brand: GKYAN | Size: |
| Features: Sports & Outdoors Outdoor Recreation / Cycling / Parts & Components Drivetrain Components / Cassettes & Freewheels, Compatible with Durable Material freewheel made of high strength steel with high hardness, high toughness, and good wear resistance and rust resistance, 3-layer thickened surface treatment: nickel-chromium electroplated silver, high-strength tensile steel, quenched and hardened, resistant to wear and rust. Precise positioning of tooth profile, high efficiency transmission. Corrosion-resistant treatment: chemical yellowing process, precision heat treatment processing. Enhance flywheel hardness and durability. Effortless and smooth riding: low-pitched operation, wear-resistant and durable. The live flywheel rotates softly, running smoothly and powerfully, highly lubricated, and easy to ride. Precision threads: The hub is tightly fixed, polished by high-precision machine tools, and the threads are clear. The flywheel and hub are tightly integrated, making them tighter and smoother as you ride. | |
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