Item Floor Mount 2-Pc. Center Bounded Vibration Isolator, Isolator Type Neoprene, Deflection 0.01 in to 0.05 in, Max. Load Axial 130 lb, Max. Load Radial 80 lb, Structural Support Thick 0.38 in, Includes (1) Zinc Plated Steel Snubbing Washer, Dimension A 0.39 in