850 Series Multi-Purpose Ultra Compact Stack Chair is an affordable yet durable sled-based stack chair, featuring an 18-gauge steel tube frame, with a polypropylene seat and back. The seat and back suited for Institutional environments including cafeterias, dining halls and food service as well as commercial venues such as break rooms, training and conference rooms, bingo halls and Elks lodges. These chairs are equipped with built-in ganging glides to link multiple chairs together with ease. With just one simple step the chairs can be handily attached and detached from one another. Conveniently transport 30 chairs at once with the DY-CL85 dolly (sold separately). This 850 Series compact chair is a quality chair that is built to last at a low price.