Can reduce the amount of movement of the exhaust system, is perfect for lowered cars and racing cars. Prevent the muffler from loosening while driving and reduce the chance of exhaust leakage due to vibration/movement of the exhaust system to worn bushings. Hole Diameter: 12mm/0.4inch Hole Center Distance: 34mm/1.3inch Product Name: Exhaust Hanger Bushing Material: Rubber Total Length: 62.3mm Thickness: 21.4mm Color: Yellow Battery Included: No Package Contents: 10 x Exhaust Hanger Bushings Only the above package content, other products are not included. Note: Light reflection and different Screens may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.