As an Amazon Associate, we earn from qualifying purchases. Home » Humanscale » M8.1 Humanscale M8.1 Heavy Single or Dual Monitor Arm Humanscale . M8.1 Gallery Attributes Brand name, Manufacturer name, ManufacturerHumanscale DimensionUnitinch Extra Product NameHumanscale M8.1 Heavy Single or Dual Monitor Arm extendedLead49 extendedQty-2 height12.0 height_AttribHeight Adjustment moq, multiple, tierMinQty11 MPN, SKU, ModelM8.1 qtyInStock0 tierPrice1545.00 ColorPolished Aluminum with White Trim, Silver with Gray Trim and Black with Black Trim Weight CapacityHeavy Single or Dual Monitors 6-28 lbs Height AdjustmentUp to 12" Warranty15 years, 24/7 Distributor offers SellerSKUMOQIn stockMultiplePrices ergodirect.comM8.1111 @ $545.00