Prime-Line RG 18504 Self Closing Gate Spring, 9 inch, Steel, Black, Adjustable Self closing gate spring is constructed of steel components and comes finished in Black paint. Tension is adjustable. Features Constructed of spring steel and stamped steel components Comes in a beautiful, corrosion resistant, black painted finish as is standard with gate hardware Designed for use primarily with gates and the tension can be adjusted Features easy to install design Easy to install with only a few simple tools For further dimensional and specification information, please see the line drawing USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.