Under Desk Wide Slide Out Keyboard Tray - Fits Full Size Keyboard

In this review of the under desk slide out keyboard tray, the bottom line is simple: this tray is for someone who needs extra workspace and a more ergonomic typing position without modifying their desk. The reviewer found the wide wooden tray and clamp-on installation make it an easy upgrade for home offices or shared workstations that require a full-size keyboard and mouse surface. Installation is tool-free and noninvasive, and the extra-large surface is the single biggest reason to buy if desk space and comfort are priorities.

Key Features

• Extra large surface: The 27 x 12 in tray holds a full-size keyboard and mouse so users do not have to squeeze peripherals together.
• Anti-slip back rail: A raised back rail helps prevent the keyboard or small items from sliding off when the tray is pulled out or pushed in.
• Clamp-on installation: The included adjustable rubber padded C-clamps attach without screws or tools, avoiding damage to the desk surface.
• Ergonomic positioning: Using the under desk keyboard holder creates a more ergonomically correct workspace that can reduce strain while typing.
• Space-saving design: The sliding tray frees up desktop space by tucking the keyboard away when not in use and can double as a small desk extender.

Who It's For

This tray is well suited for remote workers, students, and office users who use a full-size keyboard and mouse and want to reclaim desktop space without drilling or permanent installation. It is also a good option for shared desks or rented spaces where noninvasive mounting matters.

People who need adjustable height keyboard arms, complex multi-monitor mounting, or desks thicker than 1.5 in should look elsewhere; the clamp system requires a straight-edged desk up to 1.5 in thick and is designed for standard under-desk clearance rather than heavy ergonomic articulation.

Pros & Cons

Pros

• Extra-wide 27 x 12 in wooden tray accommodates full-size keyboard and mouse comfortably.
• Tool-free clamp-on brackets install quickly and leave no permanent marks on the desk.
• Sturdy metal slide rails provide smooth pull-out action for daily use.
• Anti-slip back rail helps keep items secure when sliding the tray.

Cons

• Clamps require a straight-edged desk up to 1.5 in thick, so it will not fit all desk styles.
• The tray is not height-adjustable, so users needing precise ergonomic tilt or height may prefer a different solution.

Specifications

Tray dimensions	27 x 12 in
Width with clamps	Approximately 33.5 in
Maximum desk thickness	1.5 in
Mount type	Adjustable rubber padded C-clamps (no tools)
Slide mechanism	Premium metal slide rails
Material	PRO MDF wooden tray

Our Verdict

The under desk wide slide out keyboard tray is a practical, affordable upgrade for anyone who needs a roomy keyboard and mouse surface and wants to save desk space without drilling. Its clamp-on installation and sturdy metal slides make it good value for a simple ergonomic improvement, though users requiring height adjustability or nonstandard desk edges should consider other options.

Frequently Asked Questions

Will this fit my full-size keyboard?
The 27 x 12 in tray is designed to fit a full-size keyboard and a mouse with room to spare.

Do I need tools to install it?
No, the tray uses adjustable rubber padded C-clamps that attach without screws or tools to desks up to 1.5 in thick.

Can the tray be used on desks with rounded or beveled edges?
The clamp system works best on straight-edged desks; rounded or heavily beveled edges may prevent a secure fit.