Square Plugs feature a series of externally tapered ribs designed to accommedate a wide range of tubing deminesional fluctuations.
Round Tub Inserts
Round tubing inserts have the same rib design as the Square and Rectangular Tubing.
Rectangular Tube Inserts
Featuring the same external rib design of the Square Plugs. It offers a broad selection of width-to-length proportions to fit many special tubing shapes found on stands for computer terminals, office machines, display fixtures and similar metal furnishings and equipment.