Mechanical Spring, Sleek Design, Quick On/Off VESA Plate Want to have a monitor arm that features smooth and accurate height adjustment? Gas spring arm isn't the only choice you have. Mechanical spring offers you similar functionality at a more affordable price. It also allows the design of monitor arm to be sleeker without the larger gas cylinder. LDT14-C012 incorporates a durable mechanical spring that has preset tension. You can effortlessly adjust most monitors from 2kg-8kg to your desired height, and reduces strain on your neck. Staring at a monitor with an inappropriate focal distance is exhausted. The foldable design offers you comfortable focal distance to reduce eye fatigue. We also simplify the process of mounting. Innovative quick on/off VESA plate allows you to mount or replace your monitor by yourself. A clutter-free desktop is important for your productivity. Built-in cable management keeps your desktop organized. Also, heavy-duty clamp with decorative cover offers great transition between the sleek arm and the steel clamp. LDT14-C012 not only looks good, but also has great functions. Start being more productive while working healthier with our mechanical spring single monitor arm! Product Category:Mechanical Spring Monitor ArmBy Rank:StandardMaterial:Aluminum, Plastic, SteelSurface Finish:Powder CoatingColor:Metallic GreyDimensions:115X554X588mm (4.5"X21.8"X23.1")Installation:Clamp, GrommetSuggestd Screen Size:17"-32"Fit Curved Monitor:YesScreen Quantity:1Monitor Weight Capacity (per screen):2~8kg (4.4lbs~17.6lbs)VESA Compatible:75x75,100x100Tilt Range:+90°~-90°Swivel Range:+90°~-90°Screen Rotation:+180°~-180°Arm Full Extension:470mm (18.5")Pole Height:NO (NO)Suggested Desktop Thickness:Clamp：10~85mm Grommet：10~80mm (Clamp：0.39"~3.3" Groet：0.39"~3.1")Cable Management:YesAnti-theft:NoAccessory Kit Package:Normal/Ziplock Polybag, Compartment PolybagInstruction Manual Included:Yes