Humanscale M2.1 Adjustable Monitor Arm with Two-Piece Clamp Mount with Base - Silver M21CMSBTB In today’s fast-paced, agile work environment, there’s no time for discomfort. M2.1, part of Humanscale’s revolutionary new monitor arm line, instantly improves the comfort, health and productivity of any workspace. Fully compatible with traditional desks and sit/stand workstations alike, M2.1 meets a variety of configuration needs for lighter monitors up to 15 lbs. Featuring innovations like Humanscale’s patented Weight-Compensating Spring Technology and Smart Stop functionality, M2.1 enables the personalization and flexibility needed for today’s evolving workplaces. M2.1 supports a better working posture, creates more usable desktop space and helps maintain a clutter-free environment. It offers quick, simple installation and industry-leading flexibility thanks to patent-pending Quick Release joints that instantly snap together for a secure and robust fit.