[50mm Stainless Steel (SUS304)]
[90mm Iron and Bronze Treated]
[75mm Iron and Bronze Treated]
Mounting material: wood less than 1.2 inches (30 mm) thick.
Hole Diameter: 0.14 - 0.16 inches (3.5 - 4.0 mm)
Seating diameter: 0.4 - 0.4 inches (10 - 11 mm)