In the radio equipment, instruments, instrument, protect machine vibration interference , have a good buffer. Rubber , suitable for shock-proof products, automotive industry, heavy machinery, , electronic equipment, instrumentation, air compressors, generator sets, motor vibration bodies and other power machinery as damping components to protect the normal operation of the body And a good local environment. The utility model has the advantages of simple structure, economical application, kinds of installation and fixing forms, convenient installation, performance, complete regulation and strong . Shock absorption and noise reduction effect is obviousPerformance: Super shockproof structure design Tear strength 14Mpa Tear strength 45N/mm Pulling force 400% Rubber hardness tolerance +/- 3 Advantages: Anti-aging, heat resistance, tensile strength, wear resistance. production equipment, production technology. manufacturing quality inspection. Environmentally friendly, non-toxic; in line with EU RoHS specifications Color: black + silver Material: rubber + metal Product size: 40*30*30mm Package Contents: 4*M10 Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.