2 PCS Desk Computer Desktop Zinc Alloy Round Threading Box Hole Cover, Hole Diameter: 35mm (Bright Gold), 35mm Green Bronze, 35mm Red Bronze, 35mm Matte Black, 35mm Matte Silver, 35mm Brushed Steel, 35mm Bright Gold

1. Aluminum alloy material, oxidized, wear-resistant and durable
2. ABS door cover makes better stable lines
3. Easy to operate and easy to install
4. Groove depth 12mm
5. Opening diameter 35mm, cover diameter 44mm