Humanscale M2.1 monitor arm, black or polished aluminium with white trim A single dynamic arm for one flat screen of 2.3 to 7 kg, with Humanscale's patented Weight-Compensating Spring so the screen moves with a fingertip and holds position without knobs, Smart Stop to limit rotation, and cable management inside the arm. On the standard clamp mount in black, or polished aluminium with white trim. The M2.1 is the previous generation of Humanscale's M-series. Its successor is the M2 Pro, with 42% more capacity (2.3 to 10 kg) and Quick Release joints; Humanscale continues parts and warranty support for the M2.1. This listing is supplied from Humanscale Australia's stock. Features One flat monitor 2.3–7 kg (5–15.5 lb); curved 2.3–5.7 kg; notebook accessory 2.3–4.8 kg; offset 2.3–4 kg (Humanscale weight capacity guide v20240301) Humanscale Weight-Compensating Spring Technology: fingertip adjustment, holds position Smart Stop adjustable rotation limit; integrated cable management Standard 100 × 100 / 75 × 75 mm VESA plate with tilt and landscape-to-portrait rotation Two-piece clamp mount supplied; bolt-through and sliding desk clamps available to order Black with black trim (M21BTBC) or polished aluminium with white trim (M21BTWCIND) Specifications Capacities are from Humanscale's M2.1 weight capacity guide (v20240301). Humanscale's current M2 Pro is listed under the same item code M21BTBC on its Australian configurator; this listing is the M2.1. Screen weight: 2.3–7 kg, flat VESA: 100 × 100 / 75 × 75 mm Mount: clamp (supplied) Warranty: 15 years (Humanscale) Warranty: Humanscale's published warranty for this monitor arm is 15 years. Chair Dinkum is a Humanscale dealer; bring any claim to us in Sydney on 02 9640 0642 and we lodge and manage it with Humanscale. Full terms are on our warranty page. Australian Consumer Law rights apply in addition. Explore more Browse all monitor arms | View all Humanscale | Browse sit-stand desks