The supplied HOCKEY ELBOW is a pipe fitting installed between two lengths of pipe or tubing to allow a change of direction, usually a 90° or 45° angle, though 22.5° elbows are also made. The ends may be machined for butt welding , threaded (usually female), or socketed, etc. In addition to the flex point for your arm, elbows are industrial fittings that change the direction of piping. The offered HOCKEY ELBOW is made for use in the various industrial places.