Designed for LX Desk Arms: Upgrade an LX Desk Arm Tall Pole, LX Dual Side-by-Side Arm or LX Dual Stacking Arm with a grommet mount to seamlessly mount your monitor arm to a desktop
Everything you need: Includes grommet plate, bolt, wing nut, cable ties and assembly tool; grommet mount attaches through a surface hole 0.3 to 2 inches wide and desks up to 3 inches thick
Workstation flexibility: Install your monitor arm at any location on your desk through a suitable grommet hole
Elegant look: Add a sleek look to your workspace by using a grommet mount instead of a desk clamp; edgeless design means no backplates drop below the worksurface, ideal for standing desks and desks positioned in open spaces
Built to last: Extensive quality testing ensures your grommet accessory holds up to everyday wear-and-tear; Ergotron products set the standard for quality with a 10-year warranty and expert technical support
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Overview
Specs
Reviews
Ergotron Grommet Mount for LX Dual Arm.Install an LX arm in the middle of a worksurface.It easily attaches through surface holes .31in to 2in wide and up to 3in thick.NOT included with LX dual arms 45-491-216 and 45-492-216.Ten year warranty.
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First Listed on Newegg
April 10, 2026
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Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.