This is one of the most involved monitor setups, the quadruple monitor desk. Better ergonomics could benefit you too. The ESI Ergonomics EVOLVE4-FF Monitor Arm is the unique desk accessory to have you working in better postures FAST. Featuring individual monitor positioning for more comfortable work from the first use. It's sturdy yet flexible support for four monitors in a 2x2 configuration, and holds displays up to 20 pounds each for ergonomic screen viewing you can count on everyday. Features Independent monitor arm links allow for quick adjustment of displays. Monitor extends 26.75". Monitor tilt: +90 ° /-25 °. Monitor rotation: +90 ° /-90 °. Quick release VESA plate provides simple monitor attachment or detachment 180° rotation lockout feature prevents display over-rotation. Supports monitors up to 20 lbs (per display).