E900 Hardware P728 Plug End (0.177 in #7 Wire) Black Steel Garage Door Extension Spring Waterproof Flooring Item Weight 134 Vanity Type Item Weight 134 Vanity Type Freestanding Included Vanity Cabinet Number of Drawers 5 Number of Shelves Included in Cabinet 0 Cabinet Color Family Gray Returnable 180 Day Hardware Finish Family Chrome Cabinet Material Wood Style Transitional Cabinet Color Grey Number of Sinks Single Sink Assembly Required Yes Features Adjustable Hinges giving you a warm and comfortable sleep in the winter and it is safer to use with ETL and UL certification 2 x P728 springs support 90 pound to 150 pound garage doors 4 x P728 springs support 150 pound to 300 pound garage doors Length over coils: 28 inches Outside diameter: 1 5 16 inches Wire gauge: (0 7 Initial tension: 110 pounds 120 pounds Maximum allowable stretch: 18