Accessories Tube Insert Placed in the square tube prior to using a Speedframe joint. 2 Way Joint A 2 spigoted corner joint.Supplied with 2 inserts. 3 Way Flat Joint Creates a flat joint between three pieces of tube.Supplied with 3 inserts. 3 Way Corner Joint Creates a corner with three pieces of tube.Supplied with 3 inserts. 4 Way Joint Creates a corner 4 way joint.Supplied with 4 inserts 4 Way Flat Joint Creates a flat 4 way joint.Supplied with 4 inserts. 5 Way Joint Creates a 5 way joint.Supplied with 5 inserts. 6 Way Joint Creates a 6 way joint.Supplied with 6 inserts. Tube Stopend - Black Creates a neat and safe end to the square tube. Tube Stopend - Silver Adjustable Foot A screw thread makes the foot adjustable, for stability of Speedframe constructions Adj-Foot Cover Chrome cover for the adjustable foot. Allows floor, wall or ceiling fixing as required. Floor Anchor Floor fixing plate to anchor a vertical tube to the ground. Single Shelf Support Held in place by the spigot of a joint, to support a shelf. Shelf Support - Removable Clip hangs over a horizontal tube to support a shelf. Double Shelf Support Held in place by the spigot of a joint the support can hold the corners of two shelves. Shelf Support - Spacer A plastic spacer that sits on a shelf support to raise the shelf. Each spacer is 3mm thick. Ideal when thin materials are used for shelves. Single Glazing Strip Creates a slot along a piece of tube to hold a pane of glass. Castor Wheel Slots into upright to provide a wheel for movable structures.