MX Desk Mount LCD Arm


The sleek, adjustable MX Desk Mount LCD Arm accommodates mid-size displays and all-in-one computers weighing up to 30 lbs (13.6 kg).

Five inches (13 cm) of height adjustment, extension/retraction motion, integrated tilt and portrait-to-landscape capability promote user comfort and enhance productivity.


Accommodates mid-size displays and all-in-one computers weighing up to 30 lbs (13.6 kg)

Ergonomically Designed

Position your display for maximum ergonomic comfort to relieve eye, neck and back strain. Upgrade LCD monitors and TVs with improved ergonomic adjustment.

MX Desk Mount LCD Arm
MX Desk Mount LCD Arm

Saves Space

Extends/retracts LCD up to 16.7” (424)mm; push your display out of the way when not in use. Frees up table or desktop, increasing workspace.

Fully Adjustable

Patented CF™ motion technology provides ease-of-use display adjustment. Rotate screen for portrait viewing of photos and pages—eliminates scrolling.

Cable Management

Cable management feature conceals and routes cables under the arm and out of the way.

Easy Installation

Easy-to use, easy to install and easy to operate. Additionally, the pre-assembled arm offers monitor or TV theft deterrence.

MX Desk Mount LCD Arm
Part Number: 45-214-026

MX Desk Mount LCD Arm (polished aluminum)

Includes desk clamp and grommet mount

Internal Cable Management

Extends/retracts LCD up to 16.7" (424 mm)

Portrait/landscape rotation includes position lock

Portrait mode is incompatible with 30" displays

Pans at base 180°; rotates at extension 360°; pans at monitor 180°

Monitor depth greater than 4" (102 mm) may diminish capacity. Contact Ergotron for more information

Monitor tilts 75° up and 5° down

Note: Motion range may be limited when using larger displays and/or by the position of the VESA hole pattern on the back of the display

Weight Capacity: 14 to 30 lbs (6.3 to 13.6 kg)
Mounting Options: Desk clamp attaches to surface edge 2.6" (66 mm) thick; grommet mount attaches through surface holes .31" to 2.0" (8 to 51 mm) wide and up to 3" (80 mm) thick
Mounting Standards: VESA FDMI, MIS-D, 75/100, C (hole pattern = 100 x 100 mm & 75 x 75 mm); VESA FDMI, MIS-E, C (hole pattern = 200 x 100 mm); VESA FDMI, MIS-F, C (hole pattern = 200 x 200 mm). For displays that use a 400 x 200 mm, 400 x 300 mm or 400 x 400 mm hole pattern, the VESA Bracket Adaptor Kit (97-759) can be ordered separately
Shipping dimensions: 25.6" x 7.3" x 6.3" (650 x 185 x 160 mm)
Shipping weight: 9 lbs (4.2 kg); actual product weight: 7.7 lbs (3.5 kg)
Warranty: Five (5) years

Product Sheet  (1538 KB)

Dimensional Illustrations  (175 KB)

Installation Manual  (1153 KB)

Apple Products
Thunderbolt Display (27-inch) Compatible
Requires Apple Adapter
LED Cinema Display (27-inch)
27-inch iMac® (Retina 5K, 2014) Limited Compatibility*
21.5-inch iMac (Mid-2014)
27-inch iMac® (Late 2013)
21.5-inch iMac (Late 2013)
Legacy Apple Products
LED Cinema Display (24-inch) Compatible
Requires Apple Adapter
Cinema Display (30-inch)
Cinema Display (23-inch)
Cinema Display (20-inch)
27-inch iMac (Late 2012) Limited Compatibility*
27-inch iMac (Mid-2011) Compatible
Requires Apple Adapter
27-inch iMac (Mid-2010)
27-inch iMac (Late 2009)
21.5-inch iMac (Late 2012) Limited Compatibility*
21.5-inch iMac (Mid, Late 2011)
21.5-inch iMac (Mid-2010)
21.5-inch iMac (Late 2009)

* Apple now offers iMac computers with built-in VESA interface. An iMac from late-2012 to present cannot be retrofitted to include a VESA interface—the built-in VESA interface is only available at the time of purchase.

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MX Desk Mount LCD Arm