Ergotron 45-509-224 LX Dual Stacking Arm Tall Pole Matte Black

Find your best view, save desk space and discover your most productive self with the LX Dual Stacking Arm, Tall Pole. This multi-monitor mount lets you position large screens separately for a new level of flexible working.

Extra flexibility

Each arm lifts, extends and rotates for the best view

More motion

Places screens one over the other or on either side

Multi-purpose

Support up to four screens with the LX Arm, Extension and Collar Kit accessory

Sleek build

Streamlined look enhances your work area

Stable fit

Durable construction keeps screens steady

Quality design

Built for thousands of movements by passing 10,000-cycle test

Tech Specs

• UPC: 00698833061581
• Part Numbers: 45-509-224 (matte black), 45-509-216 (white with grey accents), 45-549-026 (polished aluminum with black accents)
• Description: LX Dual Stacking Arm, Tall Pole
• Includes two LX arms and extensions, 23" pole, heavy-duty two-piece desk clamp base with dual screws, two pole collars, two caps, grommet mount plate and hardware, monitor mounting hardware
• Can be configured to hold a laptop instead of an LCD display; also order the LX Notebook Tray (50-193-200)
• Aluminum and steel construction offers greater durability
• New clamp and grommet mount base ensures greater stability of display and arm
• † To facilitate stacking of monitors, maximum outside height of display should be no more than 21" (53 cm). To align monitors side by side, maximum outside width should be no more than 40" (102 cm). Most monitors with screen sizes of 40" or less fit within this specification
• Mounting Standards: VESA FDMI MIS-D, 100/75, C (hole pattern: 100 x 100 mm & 75 x 75 mm)
• Desk clamp attaches to surface edge up to 2.6" (66 mm) thick
• Grommet mount attaches through hole 0.31" to 2" (8–50 mm) wide and up to 3" (76 mm) thick
• * Weight Capacity:two arms: 7–22 lbs (3.2–10 kg) each;three arms: 7–14.6 lbs (3.2–6.6 kg) each;four arms: 7–11 lbs (3.2–5 kg) each
• This product is certified in compliance with indoor air quality standards defined by ANSI/BIFMA pertaining to emissions of VOC (volatile organic compounds)
• Product Weight: 19 lbs (8.6 kg)
• Shipping Dimensions: 17.1" x 17.7" x 29.9" (18 x 45 x 76 cm)
• Shipping Weight: 24 lbs (10.9 kg)
• Warranty: Ten years