The Bipod End Frame Fitting accepts the industry standard 2-3/8-inch galvanized steel pipe. Building a swing set can be challenging. However, at AAA State of Play we try to make the process of building your own swing easier by offering the best commercial swing accessories to the public. The Bipod End Frame Fitting is designed to include two supports on the ends of the fitting. Welded screw holes with screws allow tightening of the rails to the fitting. The Bipod End Frame Fitting is available in blue and green.