KnollExtra Keyboard Supports are a key element to maintaining ergonomic comfort throughout the day, allowing users to maintain a neutral posture, thereby avoiding unnecessary strain. The collection of streamlined platforms and mechanisms offer ultimate user adjustability while easily stowing away to free up valuable desktop real estate.
Features
- Thin platform and mechanism profiles ensure ample legroom and comfort
- Platforms can be easily adjusted to accommodate right and left handed users with minimal on-site assembly
- Swivel HP platform offers a height adjustable mousing surface which can be positioned over the numeric keyboard pad allowing for ideal ergonomic neutral posture
- Fluid auto-set height adjustment requires no knobs or additional actions to set the height
- Advanced Easy Lift features a visible gauge for both height and tilt making it easy to adjust for personal fit
- Dual pivot option is available on Advanced Easy Lift and Sit/ Stand allowing the platform to move independently from the arm. Platform can be rotated to extend the mechanism’s reach and to be stowed even more compactly under the worksurface
Specifications
Mechanisms | 5 adjustable arms available |
Track lengths | 16" - 25" for varying desk depths |
Palm rests | Polyurethane mold with polypropylene insert |
Integrated platform dimensions | 27" W x 11" D |
Swivel platform dimensions | 21" W x 11" D |
Warranty | 10 years |
Knoll Platform Options
27" Integrated Keyboard Platform
With an on-board mousing surface that seamlessly transitions from right to left handed use, Integrated platform offers a streamlined design especially ideal for shared or hot-desking workspaces.

21" Swivel Keyboard Platform
Swivel is scaled to fit nearly any workspace. With a rotating mousing surface that can be fully stowed underneath the platform, this is the most versatile solution.

21" Swivel HP Keyboard Platform
The most ergonomic keyboard platform, Swivel HP features a height adjustable mousing surface allowing it to be positioned directly over the numeric keypad supporting the ideal neutral arm and wrist posture.

Knoll Keyboard Mechanisms
Short Easy Lift
The Short Easy Lift is a compact mechanism perfect for shallower worksurfaces and height-adjustable tables where clearance is at a premium.
Height Adjustment | 8.8'': 2.38'' above the track to 6.5'' below the track |
Tilt Adjustment | 10° to (-)20° |

Advanced Easy Lift
The Advanced Easy Lift is a thin, lightweight mechanism for maximum leg room and comfort. It features a visible gauge for both height and tilt making it easy to adjust for personal fit.
The Advanced Easy Lift Arm is also available with a dual pivot feature. Dual pivot provides you with an extra pivot point on the keyboard platform. This allows you to move your keyboard platform independently from the arm, helping you keep your keyboard platform parallel with your desk.
Height Adjustment | 5.1": 5.1" below the track |
Tilt Adjustment | 10° to (-)20° |

Sit/Stand Option
The Sit/Stand mechanism offers over 14” of height adjustment to support sit-to-stand work modes.
Dual pivot is also available on the Sit/Stand arm. Dual pivot provides you with an extra pivot point on the keyboard platform. This allows you to move your keyboard platform independently from the arm, helping you keep your keyboard platform parallel with your desk.
Height Adjustment | 14.2'': 8.3'' above the track to 5.9'' below the track |
Tilt Adjustment | 10° to (-)15° |

Knoll Adjustable Keyboard Supports
Choose a track length
Knoll Keyboard Supports ship with your choice of track length so that they fit your desk perfectly. Be sure to measure your desk for the appropriate track before ordering.
Available track lengths | 16" | 18" | 22" | 23" | 25" |

Knoll No Cancellation Policy
As an authorized Knoll dealer, we do not accept cancellations, order revisions or returns for any Knoll items ordered.
Please make sure you are ordering the correct Knoll item and the correct Knoll item configuration before placing your order. If you have any questions about the Knoll products we offer or about the no cancellations, revisions or returns policy on Knoll items, please call us at 800-531-3746 before ordering. We're happy to answer any question you may have about Knoll products or about Knoll's no cancellations/revisions/returns policy.
Customers attempting to cancel, revise or return an order for a Knoll product from Human Solution will be subject to significant Knoll manufacturer change/cancellation fees for the order or orders.
This product comes standard with a 10-year limited warranty.
Return Information
- Due to manufacturer policy, this item cannot be returned once received nor cancelled once ordered.
- Please contact us with any questions about this product before you order.
- To view the full returns policy on Knoll products, click here.