HUANUO FlowLift Pro Monitor Arm for 13-32" Screens, HNDMA118B-SSThis premium monitor arm fits screens from 13 to 32 inches weighing between 4.4 and 19.8 pounds, with VESA patterns of 75x75mm or 100x100mm. The MechaSpring arm uses mechanical spring technology for consistent performance that lasts up to twice as long as gas-based designs, with 90% metal construction for durability. The LockSteady system resists screen droop and moves smoothly with one-finger adjustment. Recommended for wood desks 0.59 to 3.54 inches poundsProductdimensions7.4 x 3.6 x 14.6 inchesMaterialAluminum