Isolate It!: Sorbothane Vibration Isolation Circular Disc Pad .5" (1.27cm) Thick x 2.5" (6.35cm) Dia. 50 Duro - 4 Pack Reduce Vibration in Sensitive Equipment Supports between 75 and 150 lbs per pad Easy and quick to install Commercial Grade Sorbothane Anti-Vibration Pad Sorbothane Part number : 0532550-50-10 Durometer: 50 Shore OO