Item Floor Mount Seismic and Wind Vibration Isolator, Isolator Type Spring, Capacity Range 765 to 1020 lb, Deflection 0.75 in to 1.00 in, Height 5 1/8 in, Width 2 1/2 in, Spring Color Red, Dimension T 1 3/4 in, Dimension HCL 8 3/4 in, Dimension H 5 1/8 in