KegWorks 90 Degree Flush Elbow Fitting - Polished Brass - For 2" Outside Diameter Bar Foot Rail Tubing Have your bar foot rail turn a 90 degree corner using this flush elbow fitting. Looks like a bull nose miter when installed. Can be quite useful when changing the plane of a rail. Fits 2" outside diameter brass tubing. Bar foot rails add a touch of class to any bar.