The Excel 12 Tread Steel Multi-Purpose Combination Ladder is a very handy multi-purpose steel ladder that can be used as a single ladder, a platform, and a pair of steps. The compact dimensions allow for easy transportation and storage. The steel multi-purpose ladder is perfect for electricians and tradesmen alike. This ladder also comes with 2 scaffold platforms. It has 12 treads, which provide a safe and stable platform for working. Features: Heavy-duty steel frame & aluminium rungs construction square rungs and supporting tubes make this folding ladder stable and durable Multiladder is a multipurpose ladder that can be adjusted to different positions and heights thanks to an innovative system of hinges and locks Multiladder parts: stile, rung, stabilizer, dual-position locking hinge Multi-position safety locking hinges configure the ladder in any way you want Connected by six security locks, which can be opened and locked for changing the shape of the ladder easily Certificated to