Adds 8ft (up to 2 activities) to a swing bay or you can combine two for a stand alone A frame swing station. Heavy-gauge sturdy frame bracket system. Allows you to extend the length of swing bay to 18 feet and add 2 activities of your choice. Or Combine two kits to build a simple A Frame Playset.Includes 1 pair of Sturdy Frame Brackets, Sturdy Frame Brace, Fully Illustrated Instructions and necessary hardware.Lumber and Screws to complete this project Sold Separately.For use on PlayStar Build It Yourself kits only.