Large 25.59in Under Desk Keyboard Tray - Clamp Mount, Black

In this review of the Desktop Keyboard Tray by CALASK, the bottom line is simple: this is a practical under-desk keyboard solution for people who need extra workspace and an ergonomic typing position without altering their desk. The oversized 25.59in by 11.81in surface comfortably fits a full-size keyboard and mouse, and the clamp-style C-clip mount installs in about five minutes with no drilling, making it attractive for renters, home study setups, and office workers who want a tidy, retractable keyboard platform. It is best chosen for those who value space-saving and easy installation.

Key Features

• Oversized surface: The 25.59in by 11.81in tray supports a full-size keyboard and mouse while leaving room for a phone or small accessories so you can keep essential items within reach.
• Clamp tray installation: The C-clip clamp design mounts to desks up to 1.77in thick and installs in about five minutes, so you avoid drilling or permanent modification to the desk.
• Solid metal frame: Metal frame and brackets with powder-coated finish provide rust resistance and a sturdier feel than many plastic alternatives.
• Smooth sliding rail: Retractable rails let the tray glide in and out cleanly, encouraging a neutral arm and wrist position and quick stowage when extra desk surface is needed.
• Weight capacity: The compact, lightweight tray can accommodate most keyboards and mice up to about 22 pounds, handling heavier setups where needed.
• Ergonomic benefits: Raising the keyboard and mouse to an ergonomic height helps reduce shoulder, neck, and wrist strain during long computer sessions.

Who It's For

This keyboard tray suits home office users, students, and small-business workers who need a clean, low-cost way to free up desk surface and improve typing posture. Renters and people who prefer not to drill into furniture will appreciate the clamp mount that fits common desk thicknesses.

It is less suitable for someone who needs a highly adjustable tilt mechanism or an integrated wrist rest option, or for desks thinner or significantly thicker than the specified 1.77in mounting limit. Buyers seeking premium luxury materials or elaborate multi-axis adjustments should look elsewhere.

Pros & Cons

Pros

• Plenty of surface area fits full-size keyboard and mouse with room for small items.
• Quick clamp installation avoids drilling and is renter-friendly.
• Durable metal frame and powder coating resist rust and add stability.
• Smooth retractable rails make it easy to stow the tray when not in use.

Cons

• Some customers report mixed impressions of sturdiness under very heavy loads, so very heavy setups may feel less rigid.
• No built-in wrist rest or advanced tilt adjustments for users seeking specialized ergonomics.

Specifications

Tray dimensions	25.59in x 11.81in
Mount type	C-clip clamp (no drilling)
Desk thickness supported	Up to 1.77in
Weight capacity	Up to 22 lb
Frame material	Solid metal, powder-coated
Finish	Black

Our Verdict

The CALASK large under-desk keyboard tray is a sensible, budget-friendly pick for anyone who wants extra workspace and better typing posture without permanent installation. Its oversized surface, metal frame, and fast clamp mounting deliver good value for typical home and office use, though users with very heavy keyboards or who want advanced ergonomic features may prefer a different model.

Frequently Asked Questions

Will this tray fit my desk?
The clamp mounts to desks up to about 1.77in thick; measure your desk edge before purchasing.

Does it require drilling?
No, the C-clip clamp design installs without drilling and can be removed if needed.

Can it support a heavy keyboard and mouse?
The tray is rated to accommodate setups up to roughly 22 lb, which covers most full-size keyboards and mice, though extremely heavy rigs may feel less rigid.