Durable MaterialThe exhaust mounts are made of strong EPDM polyurethane rubber, which gives them resistance to heat, aging, ozone and stability, they definitely last.General Type Dimensions: hole diameter: 12mm, center to center size: 39mm, 18mm, 18mm. Total width: 44 mm, height: 20 mm, length: 108 mm. The package contains 2 rear exhaust rack mounts, universal and very suitable for most vehicles.Convenient Feature Exhaust isolators dampen your exhaust vibration, reduce the noise of your engine and provide extra heat protection from the exhaust pipes, avoid more serious damage.Easy Installation The material has strong flexibility, so its convenient to install only with a screwdriver to help stretch it long enough to reach a silent state. No more annoying vibration/drag sounds over bumps.Save MoneyThe car exhaust bracket can easily install and remove the faulty suspension without damaging or bending your cars exhaust system. You can install it yourself without professional help, saving a lot of money