The Optima™ 2100 series can be used as a single-sided system or benches can be placed back to back to create a double sided work bench. This system is 84″ high and has round rear posts and front legs. Work surfaces can be adjusted in 1″ increments to accommodate the requirements of individual users. All benches are pre-wired to UL standards. Optional pre-plumbed service fixtures are also available.