Crafted from borosilicate glass, this distillation connector features 19/22 ground glass joints at the upper and lower ends. Extending from the side of the shaft is a bent hose connector, which is flanged to keep a tight seal on a the rubber tubing that fits over it.

The connector tube has an overall length of 137mm (5.4 inches), with an upper inside diameter of 18mm (0.7 inches), and a lower inside diameter of 11mm (0.43 inches). The top outer diameter is 24.6mm (0.97 inches) and the bottom outside diameter is 17mm (0.67 inches). The hose connector has an outside diameter of 9.6mm (0.38 inches) around the largest flange.