This arm is extremely strong, all steel, may be suitable for heavier screens (its weight is 7kgs !, attention to fixing it!), Mounting plate to the wall well wide and robust (no risk of breakage! Screws & plugs provided ). It also has a large clearance (open to bottom 65cm, plus the thickness of the screen and the type of attachment used - screws / washers / Universal shims included). Scheduled to screen 32 "to 42". Attention, it does not allow for 360 ° rotation, just as light as possible horizontal adjustment on the screen attachment plate and tilt forward 12 degrees (not super accessible from the rear in terms of screens ...). It did not pass system cables, clamps provide if needed. But Quality & Unbeatable robustness !!!