1. Color: black, golden, silver

2. Feature: clear and accurate threads

3. Size:
No.1 Nut: M8X1.25LH-6H

No.1 Bolt: M8X1.25-69 LH

No.2 Nut: M10X1.25LH-6H

No.2 Bolt: M10X1.25-6g LH

No.3 Nut: M10X1.0LH-6H

No.3 Bolt: M7X1.0-6g LH

Washer:   Outer ring diameter: 30mm.  Inner ring diameter: 10.5mm

Long tube adapter:  Outer ring diameter: 13.8mm.  Inner ring diameter: 10.2mm