Amerimax Flexible Elbow Connector is designed to provide a versatile solution for connecting 4" corrugated piping, PVC, and various other 4" pipes. This flexible connector expands up to 21 inches, allowing it to create any angle or turn needed in your piping system. It is especially useful for reaching pipes that have been cut short and serves as an excellent repair piece for damaged sections of pipe. The connector measures 4 inches wide and extends up to 21 inches in length, making it a reliable and adaptable choice for your drainage needs. Model Number: 57010