Feature: 1. Good cushioning and shock absorption effect, strong compression resistance. 2. It is widely applicable to small air compressor air pump 1P 2.5P 3P 4P 5P. 3. Support M8 screw fixation (not included), manual drive, simple to use. 4. Using high‑quality engineering plastic materials, durable and wear‑resistant. 5. Easy to install and disassemble, it is a practical air compressor accessory. Specification: Item Type: Air Compressor Accessory Material: Engineering Plastic Model: Middle Foot Pad Purpose: Small Air Compressor Air Pump Accessories Fixing Method: M8 Screw Fixing (Screw Not Included) Drive Mode: Manual Large End Diameter: Approx. 45mm / 1.77in Small End Diameter: Approx. 35mm / 1.38in Height: Approx. 30mm / 1.18in Package List: 4 x Vibration Mount Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.