



3M Dual-Swivel Monitor Arm, Desk Mount, Black (MA140MB)
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The 3M MA140MB Dual-Swivel Monitor Arm is a desk-mounted monitor solution designed for flexible ergonomic adjustments. It offers 7.5" of pole height adjustability and extends 19.5" from the base for optimal viewing distance. The dual-swivel arm allows rotation from landscape to portrait, tilt, pan and front-to-back movement. Clamp and grommet mount hardware accommodate desks up to approximately 4.25" (clamp) or 2.36" (grommet) thick. Supports monitors up to 27" and weighing up to 30 lbs; VESA MIS-D compliant. Constructed of metal (steel/aluminum alloy components) with an L-shaped arm design, it includes both clamp-mount and grommet-mount hardware. Product dimensions are approximately 18.38 x 9 x 5.44 inches, item weight ~7.45 pounds. Common features: 360° rotation, +15°/-90° tilt range, 180° pan, cable management not included, and a manufacturer-backed warranty (3-Year Limited per some sources). Package typically includes clamp and grommet mounting hardware.
- Weight capacity of 30 lbs.
- Clamp mount fits up to 4 1/4 in thick; grommet mount fits up to 2 1/4 in thick
- Provides 7 1/2 in of height adjustability and extends 19 1/2 in from the base
Specifications:
| Materials & Construction | |
| Color | Black/Gray |
| Material(s) | Aluminum Alloy, Metal |
| Primary Material | Steel |
| Product Details | |
| Compliance Standards | Vesa Mis-D Compliant |
| Global Trade Identification Number | 00051141359779 |
| Item model number | MA140MB |
| Monitors Accommodated | 1 |
| Mounting Type | Tabletop Mount |
| Movement Type | Rotate, Swivel, Tilt |
| Package Includes | Clamp-Mount Hardware; Grommet-Mount Hardware |
| Vesa Mount Standard | Vesa Mis-D |
| Warranty | 3-Year Limited |
| Weight Capacity | 30 lb |
| Sizing & Dimensions | |
| Height | 5.44 inches |
| Length | 18.38 inches |
| Product Dimensions | 18.38 x 9 x 5.44 inches |
| Product Weight | 7.45 pounds |
| Weight | 8.04 pounds |
| Width | 9 inches |
| Technical Specifications | |
| Maximum Compatible Size | 27 Inches |
| Maximum Pan (Degrees) | 180 |
| Maximum Rotation (Degrees) | 360 |
| Maximum Tilt (Degrees) | +15/-90 |
| Maximum Tilt Angle | 90 Degrees |
| Minimum Compatible Size | 26 Inches |


