Product descriptions from the supplier
Features:
1.Made of high carbon steel, heat and hardening treatment.
2.Super hard and impact resistant.
3.Suitable for freewheel 6-7-8-9-10-11 speed.
4.Freewheel Sleeve only,other accessories demo in the picture is not included.
Specification:
Material: High Carbon Steel
Height: About 44.5mm
Width: About 21mm
Hole Diameter: About 13.1mm
Color: As shown
Warm tip:
1.The color of the item may be slightly different from the picture due to the difference in light and screen.
2. Please allow a difference of 0.5-2 cm due to manual measurement.
3.We will carefully test each item before shipping.Quality assurance to all dearest customers.









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