PROPS provide the ideal and the most economic method of support for all kinds of formwork, slabs, beams, wall & columns. They are also invaluable for a wide variety of applications in general building construction and repair work. PROPS eliminate the costly labour and time consumed in cutting timber to length, wedging and nailing when used in the vertical as a prop. Unique features are :- A self cleaning device on the collar nut, which automatically clears the thread of concrete, and dirt where the nut is rotated thus assuring quick and easy adjustment. A holed boss on the collar nut which makes it easy to turn in confined spaces. By inserting a bar in the hole Base plates and head plates holed for use with slab formwork