Type 54, Groundsocket Ø48,3

Three Way Top Corner. Corner joint (90°) clamp used for top rail corners and any other rectangular system.

Coat hook. Hook 90° narrow. Similar to tube coupling type 61, but better suited for making coat hangers and the like.

Slope Elbow 90° Variable angle 0° - 11°. Elbow joint fitting used as an end fitting for the top rail up to 11°.

Adjustable Short Variable angle 45° - 60°. This adjustable angle clamp is used to join tubes between 45° and 60°. Use for diagonal braces, struts and an angled top rail joint to vertical posts on stairs.

Internal Coupling. A streamlined flush joint in two tubes of the same size. Wall thickness must be 3.2 mm. Do not apply direct loads to this joint.

Adjustable for slopes from 11° to 29°, often used between middle rail and uprights on sloping sites and often paired with type 253 or type 255. The through tube (vertical in photo) cannot be joined within the fitting.