Feature: 1. Multiple Holes: 32mm outer diameter hole mount gasket with 4pcs M4 threaded holes and 4pcs 4mm diameter elliptical holes. 2. With Notch: There is a notch with a diameter of 16mm and a depth of 1mm at the bottom of the center hole. 3. 6063 Aluminum Alloy: Made of 6063 aluminum alloy, lightweight and wear resistant, can be used for various robots or mechanical models. 4. Wide Applications: Fully compatible with 32mm bearing housing and clamping mount, and can be used as bearing housing for 14mm flanged ball bearing. 5. Support Parts: Suitable for use as a connection support for robots and mechanical models, etc., with strong practicability. Specification: Item Type: Aluminum Alloy Gasket Material: 6063 aluminum alloy Gasket Center Aperture: Approx. 14mm / 0.6in Screw Hole Model: M4 x 0.7mm Outer Diameter: Approx. 32mm / 1.3in Purpose: Used to isolate 2 parts or as a bearing housing of 14mm flange ball bearing, suitable for robots, mechanical models, etc. as a connecting support Model Thickness Approx. 3504-0032-0020 2mm / 0.08in 3504-0032-0025 2.5mm / 0.1in 3504-0032-0040 4mm / 0.16in 3504-0032-0060 6mm / 0.24in 3504-0032-0080 8mm / 0.31in 3504-0032-0120 12mm / 0.47in . Package List: 3 x Gaskets