Please Noted:
Package include: Coupling x 1 + machine screw x 2 + wrench x 1

Size description:
1. The following 3 types, the outer diameter is 8mm, length is 18mm, screw hole diameter is 3mm:
2.3-2.3mm, 2-2.3mm, 2-2mm

2. The following 8 types, the outer diameter is 9mm, length is 23mm, screw hole diameter is 3mm:
3-3.17mm, 3.17-3.17mm, 2.3-3mm, 3-3mm,3.175-4mm, 3-4mm, 4-4mm, 2.3-4mm

3. The following 6 types, the outer diameter is 11mm, length is 23mm, screw hole diameter is 4mm:
4-5mm, 3-5mm, 5-5mm, 4-6mm, 5-6mm, 6-6mm

4. The following 3 types, the outer diameter is 14mm, length is 35mm, screw hole diameter is 4mm:
5-8mm, 6-8mm, 8-8mm

5. The following 2 types, the outer diameter is 16mm, length is 35mm, screw hole diameter is 4mm:
8 to 10mm, 10 to 10mm
Part Number: XHK-0329