Full flexibility with all directional effortless adjustment without tools used gas-strut cylinder and conical joints constructed for smooth and stable operation Strong die cast aluminum alloy construction with chrome shinning finished appearance give you the best aesthetics look. Integrated cable management conceals inside provide clean neat and clutter-free appearance,Compact retractable design to increase your work space Hign-concerned Chemical:None Adjustable size:YES Screen size suitable:27inch Adjustment:Full-Motion Maximum load weight:9kg Standard :75x75,100x100 Rotate:360 degree Max load:2-9kg( note the monitor weight need within this range, or the gas spring couldnt work) Laptop Tilt up:about 45 degree not 50 degree Colour: B Black Gray Material:Metal Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * Monitor Holder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.