Lx sit stand wall mount lcd arm this versatile arm can be used in a variety of applications attach a smaller monitor for use within a sit stand workstation or add a large display up to 25 lbs 113 kg to position digital signage the lx provides unparalleled range of motion being able to accommodate a userrsquos sitting or standing posturemdashfeatures 20 inches 51 cm of vertical adjustment and 62 inches 157 cm of side to side adjustment benefits 20 inch 51 cm height range al