Humanscale M8.1 monitor arm view from the back in a polished aluminum finish.
Humanscale M8.1 dual monitor arm with crossbar back view
Humanscale M8.1 monitor arm in silver and grey trim, back view
Dual monitor alignment on Humanscale M8.1 ergonomic crossbar arm
Humanscale M8.1 Dual monitor arm installed in modern office workstation
Closeup of Humanscale M8.1 monitor arm swivel adjustment in silver and grey trim
Closeup of HumanScale 8.1 Monitor Arm in Polished Aluminum.
Humanscale M8.1 monitor arm dimensions
Humanscale M8.1 monitor arm in polished aluminum finish. Front view.
Humanscale M8.1 monitor arm in polished aluminum finish. Side view.
Humanscale M8.1 monitor arm in polished aluminum finish. Back view.
Humanscale M8.1 monitor arm in silver finish. Front view.
Humanscale M8.1 monitor arm in silver finish. Side view.
Humanscale M8.1 monitor arm in silver finish. Back view.
Humanscale M8.1 monitor arm in Black finish. Front view.
Humanscale M8.1 monitor arm in Black finish. Side view.
Humanscale M8.1 monitor arm in Black finish. Back view.
Humanscale M8.1 dual monitor arm in polished aluminum with crossbar front view.
Humanscale M8.1 dual monitor arm in polished aluminum with crossbar side view.
Humanscale M8.1 dual monitor arm in polished aluminum with crossbar back view.
Humanscale M8.1 dual monitor arm in black with crossbar front view.
Humanscale M8.1 dual monitor arm in black with crossbar side view.
Humanscale M8.1 dual monitor arm in black with crossbar back view.
Humanscale M8.1 dual monitor arm in silver with crossbar front view.
Humanscale M8.1 dual monitor arm in silver with crossbar side view.
Humanscale M8.1 dual monitor arm in silver with crossbar back view.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Single Monitor Arm, White, front view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Single Monitor Arm, White, back view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Single Monitor Arm, White, side view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Dual Monitor Arm (Crossbar), White, front view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Dual Monitor Arm (Crossbar), White, back view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Dual Monitor Arm (Crossbar), White, side view. Kansas City Office Design.
Humanscale M8.1 monitor arm view from the back in a polished aluminum finish.
Humanscale M8.1 dual monitor arm with crossbar back view
Humanscale M8.1 monitor arm in silver and grey trim, back view
Dual monitor alignment on Humanscale M8.1 ergonomic crossbar arm
Humanscale M8.1 Dual monitor arm installed in modern office workstation
Closeup of Humanscale M8.1 monitor arm swivel adjustment in silver and grey trim
Closeup of HumanScale 8.1 Monitor Arm in Polished Aluminum.
Humanscale M8.1 monitor arm dimensions
Humanscale M8.1 monitor arm in polished aluminum finish. Front view.
Humanscale M8.1 monitor arm in polished aluminum finish. Side view.
Humanscale M8.1 monitor arm in polished aluminum finish. Back view.
Humanscale M8.1 monitor arm in silver finish. Front view.
Humanscale M8.1 monitor arm in silver finish. Side view.
Humanscale M8.1 monitor arm in silver finish. Back view.
Humanscale M8.1 monitor arm in Black finish. Front view.
Humanscale M8.1 monitor arm in Black finish. Side view.
Humanscale M8.1 monitor arm in Black finish. Back view.
Humanscale M8.1 dual monitor arm in polished aluminum with crossbar front view.
Humanscale M8.1 dual monitor arm in polished aluminum with crossbar side view.
Humanscale M8.1 dual monitor arm in polished aluminum with crossbar back view.
Humanscale M8.1 dual monitor arm in black with crossbar front view.
Humanscale M8.1 dual monitor arm in black with crossbar side view.
Humanscale M8.1 dual monitor arm in black with crossbar back view.
Humanscale M8.1 dual monitor arm in silver with crossbar front view.
Humanscale M8.1 dual monitor arm in silver with crossbar side view.
Humanscale M8.1 dual monitor arm in silver with crossbar back view.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Single Monitor Arm, White, front view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Single Monitor Arm, White, back view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Single Monitor Arm, White, side view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Dual Monitor Arm (Crossbar), White, front view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Dual Monitor Arm (Crossbar), White, back view. Kansas City Office Design.
Humanscale M8 Pro Monitor Arm – Heavy-Duty Single & Dual Monitor Desk Mount (Up to 50 lbs), Dual Monitor Arm (Crossbar), White, side view. Kansas City Office Design.

Humanscale M8 Pro Monitor Arm | Single & Dual Monitor Arm | Up to 50lbs

$420.00 Sale • Save $381.00
Configuration Single
Arm Color Polished Aluminum with White Trim
Adding to Cart Added to Cart

Need a hand? Call/Text: 816-360-9320

*Ships in: 1–4 weeks depending on your selected options.

The M8 Pro is Humanscale's heavy-capacity monitor arm - Patented Weight-Compensating Spring Technology supports single monitors up to 50 lbs or dual monitors with an optional crossbar. Smart Stop rotation control. Integrated cable management. 15-year warranty. Living Product Certified — climate, water, and energy net positive.

Most monitor arms max out around 20 lbs. The M8 Pro starts there.

Humanscale's patented Weight-Compensating Spring Technology supports single monitors from 9 to 50 lbs — covering everything from a 24" display to a 65" screen. Add the optional crossbar and you have dual monitors up to 12 lbs each, or triple with a second crossbar. Quick Release joints let you configure and reconfigure without tools.

Smart Stop rotation limiters let you set exactly how far the arm rotates — useful when you're 6 inches from a wall or a cabinet and don't want to find out the hard way. Integrated cable management routes cords top-to-bottom in rubberized channels so nothing drapes across the desk.

Compatible with clamp mount, bolt-through, wall, and slatwall. Multiple desk clamp sizes (12mm–30mm) fit most desk thicknesses. Multiple VESA plate options including 100×100mm, 100×200mm, 200×200mm, Dell-specific plates, and offset adapters.

Living Product Certified — net positive for climate, water, and energy. 15-year warranty.

KCOD delivers and installs in Kansas City. 816-360-9320.

  • Patented Weight-Compensating Spring Technology — supports 9–50 lbs (single) or 12 lbs each (dual)
  • Single, dual, or triple monitor configurations — crossbar sold separately
  • Smart Stop rotation limiters — set how far the arm rotates, prevent wall collisions
  • Quick Release joints — tool-free assembly and reconfiguration
    Integrated cable management — top-to-bottom rubberized channels
  • Multiple VESA options — Stand 100×100. For other options: 100×200, 200×200mm, Dell plates, offset adapter, call us.
  • Multiple mounting options — Standard clamp (12–30mm desk thickness). If you need any other of mounting options like: bolt-through, wall, or slatwall contact us.
  • Supports monitors up to 65" (within weight range)
  • 15-year warranty
  • Living Product Certified — net positive for climate, water, and energy

Weight Capacity
Single monitor: 9–50 lbs
Dual monitors (with crossbar): up to 12 lbs each
Triple monitors (with crossbar): available

Screen Size
Single: up to 65" (within weight limits)
Dual: up to 28" per screen recommended

Height Adjustment: 10" vertical range
Rotation: 360° with Smart Stop limiters

VESA Compatibility
100×100mm | 100×200mm | 200×200mm
Dell-specific VESA plates | Offset VESA plate | Adapter brackets

Mounting Options
Desk clamp (12mm, 18mm, 25mm, 30mm desk thickness)
Bolt-through | Wall / hardwall | Universal slatwall

Colors
Polished Aluminum with White Trim
Silver with Gray Trim
Black
White/White

Technology Add-ons (optional)
MConnect3 | M/Power Charging Hub | USB Data Hub | Pro Dock

Certifications: Living Product Certified — Net Positive (climate, water, energy)

Warranty: 15 years
Lead Time: 1–4 weeks standard (Para/Flex configurations up to 12 weeks)
Final sale once ordered

Recommended Configurations

Most customers choose:

  • Black or Silver/Grey finish
  • Standard clamp mount (compatible with most desks)
  • Single monitor configuration for 27"–65" displays
  • Dual-monitor crossbar for programming, financial work, or technical environments
  • Smart Stop™ enabled to prevent rotation beyond your desk depth

These configurations align with the most common workflows and deliver optimal performance.

Best For

  • Single monitors up to 50 lbs
  • Dual monitors with the optional crossbar
  • Executive and corporate offices
  • Engineering, CAD/light design, architecture
  • Programming, analytics, technical roles
  • Hybrid workstations and height-adjustable desks
  • Healthcare, higher education, and administrative spaces

Who Should NOT Choose the M8 Pro

The M8 Pro may not be the best match for users who:

  • Want a lightweight arm for monitors under 15 lbs (the M2 Pro is the right fit)
  • Prefer a budget-oriented arm without high-end spring mechanism and movement control
  • Need a fixed wall mount without articulation

M2 Pro vs. M8 Pro

M2 Pro:
Best for lightweight to mid-weight monitors (5–15.5 lbs). Ideal for home offices, standard corporate setups, and smaller screens.

M8 Pro:
Best for heavier single monitors (9–50 lbs) or dual-monitor setups. The right choice for most professional workstations, executive offices, engineering, and any setup with a larger or heavier display.

See all Humanscale options →

Why Professionals Choose the M8 Pro

Professionals across Kansas City rely on the M8 Pro because it delivers the ideal blend of:

  • High weight capacity
  • Flexible configuration options
  • Stability for dual monitors
  • Smooth, precise movement
  • Commercial-grade durability

Whether you’re a designer, analyst, engineer, or executive, the M8.1 enhances posture, increases desk space, and supports better visual ergonomics throughout the day.

Your Trusted Humanscale Dealer in Kansas City

Kansas City Office Design is an authorized Humanscale dealer. All M8.1 units ship directly from Humanscale with:

  • Authentic parts
  • Full manufacturer warranty
  • Verified specification accuracy
  • Commercial-grade support

We serve clients across Overland Park, Olathe, Lee’s Summit, Liberty, North Kansas City, and the greater Midwest.

Our team provides ergonomic guidance, finish recommendations, and workstation planning for corporate, healthcare, education, civic, and hybrid environments.

Complete Your Setup

About Humanscale

Humanscale is the global leader in ergonomic office solutions, trusted by Fortune 500 companies and design-driven studios worldwide. Their monitor arms are engineered to reduce strain, improve posture, and enhance workstation efficiency through intuitive, human-centered movement.

Local Support & Installation

We offer white-glove delivery and installation across the Kansas City metro, including Overland Park, Olathe, Lee’s Summit, Liberty, and North Kansas City. Our team ensures your M8 Pro is mounted securely, ergonomically positioned, and fully optimized for your workflow.

Elevate productivity and workstation performance with the Humanscale M8 Pro Monitor Arm — engineered for modern work and built to last.

Humanscale provides a 15-year warranty on the M8 Pro Monitor Arm, including:

  • Coverage for structural components
  • Coverage for all mechanical joints and moving parts
  • Coverage for internal spring and adjustment mechanisms
  • Coverage for arm assembly, rotation points, and hardware
  • Coverage for clamp/bolt-through mounting components

Warranty Exclusions

This warranty does not apply to:

  • Normal wear and tear
  • Damage caused by accident, misuse, or failure to follow installation guidelines
  • Damage caused by unauthorized service, modification, or tampering
  • Issues resulting from improper mounting surfaces or incompatible accessories
  • Damage caused during transportation or relocation of the product
  • Damage caused by electrical issues, acts of God, or use of non-Humanscale components

Warranty Standard

Humanscale warrants that the M8 Pro will be free from defects in materials and workmanship at the time of delivery and through the duration of the warranty period when used in accordance with official instructions.

Ships in: 1–4 weeks depending on your selected options.

Every item is made to order based on your configuration and ships directly from the manufacturer. Because of this custom production process, this product is final sale once the order is placed.

We currently cannot ship to Alaska, Hawaii, Puerto Rico, or P.O. Boxes.

Shipping Method (Chairs + Small Items)
Orders of 1–2 chairs typically ship via standard parcel (UPS/FedEx). Orders of 3+ chairs typically ship via LTL freight.

Shipping Method (Desks, Tables + Large Items)
Desks, tables, and larger/heavier items typically ship via LTL freight.

Freight Delivery (LTL) Expectations
Freight deliveries are curbside. An adult must be present to receive the delivery and assist with unloading. Liftgate, call-ahead, and inside delivery aren’t included unless requested (and may add cost).

Delivery Timing
Delivery timelines may vary based on the items in your order. For the most accurate estimate, please refer to the shipping details shown at checkout.

Residential + Limited Access Deliveries
If your delivery location is residential or doesn’t have a dock/forklift, we’ll reach out to confirm the best delivery method. If needed, we can arrange liftgate or inside delivery for an additional charge.

Kansas City Area
For local Kansas City customers, white-glove delivery and installation are available on request.

Frequently Asked Questions

The M8 Pro supports single monitors weighing 9–50 lbs. When configured with the optional crossbar, it supports dual monitors up to 12 lbs each. It works with most monitors between 17"–65" depending on weight.

WHAT PEOPLE LOVE ABOUT IT

"Handles our 49" curved monitor without a hint of drift. Rock solid."

"Smart Stop saved us twice — walls in this office are closer than they look."

"Cables are completely hidden. The desk looks like a different desk."

"Set it up in under 10 minutes. Has not moved since."

You might also like