12inch/30cm RV Screen Door Spring Closure Kit, MARRTEUM 4Pcs Stainless Steel Self Closing Gate Spring Hardware with Screws Fit for Square and Radius Screen Corners

Self Closing Spring Function: The auto-closing screen door spring is designed to automatically close gates and doors, allowing the door to open fully and close automatically to the closed position. Dual action springs act in either direction to work properly., Material: Made of high quality stainless steel, sturdy and reliable, good corrosion resistance and rust prevention. The spring can provide high elasticity and tensile tension for long time use without losing recovery elasticity., Size and Quantity: 12 inch * 0.25 inch (length * outside diameter) Package includes 4 springs and 8 screws (each spring with two screws), Easy to Install: Fix one side of the spring to the pillar or door or window frame with screws, and the other side can be attached to the door or screen door frame., Wide Applications: Widely used in agricultural fences, garden fences, sheds, furniture, RV screen doors, tent camper doors, automobiles and various doors and windows.