UpRIGHT Sit to Stand Desk Mechanism


The UpRight sit to stand mechanism from Weber Knapp features all three seated postures recognized by BIFMA and ANSI HFES standards and ANSI HFSE standards as well as fully adjustable standing positions. The 27″ keyboard tray provides ample surface for left or right mousing and includes a palm rest, mouse fence and mouse pad. In addition to standard vertical monitor mounting positions, tilt only or pan / tilt VESA adapters (75mm & 100mm) provides adjustable viewing angles. UpRight mounts via grommet and configures as a single or dual monitor system. Wire management is also included.

The ideal product to address the recognized health benefits of a Sit to Stand work environment. Proudly made in the USA.


The UpRight Systems Offers:

Positive Lock

Positive Lock with Push Button Release prevents drifting from set position

27″ Keyboard Tray with Palm Rest, Mouse Pad & Mouse catcher providing ample room for left/right mousing without tools

  • The Keyboard Tray Bracket is compatible with all Weber Knapp Trays
  • 75mm – 100 mm VESA Bracket with pan/tilt adapter provides angle adjustment for comfortable viewing
  • Available in White, Grey or Black to compliment office interiors
  • Non-Marring mounting surfaces protect and easily remove from work surface without a trace
  • Two weight ranges: 5- 15 pounds and 15- 24 pounds for single and dual monitor applications
Wire Management

Cord Management neatly routes cords through and behind the UpRIGHT

Key Features for the UpRight :


  • 20″ of infinite height adjustment (2.5 below worksurface to 17.5″ above) which allows ergonomic below surface keying
  • 30 Keyboard tilt range (+/- 15 ) which provides ergonomic adjustment for the 3 (BIFMA and ANSi/HFES) recognized seated positions as well as proper angle when standing.
  • 15 Keyboard tilt range (-15 only) for users who prefer a negative tilt only keyboard

Key Features for the UpRight Dual:

  • Addresses increasingly popular sit to stand applications
  • Options and features to meet your most exacting requirements

Key Features for the UpRight FreeStand Only

upright-white-double-up upright-white-single-down

  • 20″ Height Adjustment above the work surface which addresses 95th percentile standing keyboard height when on a standard desk height