Features:
Made of high carbon steel, heat and hardening treatment.
Super hard and impact resistant.
Suitable for cassette flywheel 6-7-8-9-10-11 speed.
Flywheel Sleeve only,other accessories demo in the picture is not included.
Specification:
Material: High Carbon Steel
Height: app.3.8cm/1.50in
Width: app.2.4cm/0.94in
Hole Diameter: app.1.31cm/0.52in
Color: As the pictures shown
Quantity: 1 Pc