Urocare - Straight-Thru Adapter With Thumb Clamp for Reusable Leg Bags has a threaded connector that allows it to be used for several different purposes. This connector can be used in place of the Urocare standard bottom drain valve. It can also connect a Urocare male urinal sheath to a Urocare reusable leg bag or other disposable catheter bag. This 5.5" piece of latex free tubing has an attached thumb clamp that acts as a urine flow control device.