Item Floor Mount Vibration Isolator Isolator Type Neoprene Capacity Range 375 to 750 lb Deflection 0.25 in to 0.50 in Height 2 3/4 in Width 3 5/16 in Color Mark White Cap Screw Dia and Length 1/2 x 1 in Includes Top Bolts and Washers Dimension T 1/4 in Dimension MBD 1/2 in