Material: 45 Steel, hardened by heat treatment, and then electroplated
Size: 3mm, 3.17mm, 4mm, 5mm, 6mm, 6.35mm
Inner Diameter: 3mm, 3.17mm, 4mm, 5mm, 6mm, 6.35mm
Cylindrical Diameter: 10mm
Cylinder Height: 10mm
Base plate Diameter: 22mm
Total Height: 12mm
Side Fixed Hole Screw: M3
Baseplate Hole Diameter: 3mm
Diagonal Screw Hole Distance: 16mm
Package Included: Coupler x 2, Screw x 4