Specifications: Description: This rubber vibration isolator is mainly used for air compressors, water pumps, refrigerators, grinders, diesel engines, gasoline engines and other mechanical equipment as a damping element for vibration and noise control. It protects the machine under normal operation and ensures a good ambient environment. The simple geometric design supports dynamic performance and stability under lateral forces. Extremely durable. Features: 1. Mainly used for air compressors, diesel engines, gasoline engines and water pumps. 2. As a damping element for welding machines and other equipment to control vibration, shock and noise. 3. The simple geometric design supports dynamic performance and stability under lateral forces. 4. Protects the normal operation of the equipment and ensures a good environment. Dampens and reduces noise with a noticeable effect. 5. Also used in radio equipment and instruments. They protect against vibration interference from the machine and provide good damping. Specifications: Material: Rubber + Zinc Plated Steel Color: Black + Silver Thread Diameter: 6mm (M6) / 0.24\" 8mm (M8) / 0.31\" (optional) M8 Thread Size: 8 x 23mm / 0.31\" x 0.91\" M8 Rubber Size: 30 x 20mm / 1.18\" x 0.79\" M6 Thread Size: 6 x 18mm / 0.24\" x 0.71\" M6 Rubber Size: 20 x 15mm / 0.79\" x 0.59\" M8 Package Weight: 166g M6 Package Weight: 64g Scope of Application: 1. Electronic components 2. Medical equipment 3. Household appliances 4. Mechanical equipment 5. Office equipment 6. Aviation 7. Construction 8. Automotive 9. Air compressors 10. Diesel engines 11. Gasoline engines 12. Water pumps Included: 4 x Rubber Mounts Note: 1. Please allow 1-3cm error due to manual measurement. Thank you for your understanding.