Scaffold Jack, "Jiffy Jack"steel support brace popular with gunite pool builders. Also known as “jiffy jack.” Use with 2 x 4 support legs to create scaffolding in a wet concrete setting, such as gunite swimming pool construction.
Scaffold Jack
Also known in the gunite industry as a "Jiffy Jack" this gunite scaffold support brace style and design is popularly used to quickly setup an elevated work surface in gunite construction.