YD166-21-M2-A

1.outer diameter:166mm

2.central hole:26.9mm

YD200-178-M2-A

1.outer diameter:200mm

2.central hole:36.5mm

YD250-10-M2-A

1.outer diameter:250mm

2.central hole:52/39.8mm

YD380-02D-M2-A

1.outer diameter:380mm

2.central hole:52mm

rubber-edge paper cone