Introduction
The BONTEC Ergonomics Desk Extender Tray is designed to enhance your workspace by providing additional surface area and ergonomic support. This tray helps alleviate neck, shoulder, and wrist pain by reducing elbow pressure, promoting a more comfortable and productive working environment. Its versatile design makes it suitable for various office and home desk setups.
This manual provides detailed instructions for the installation, operation, maintenance, and troubleshooting of your desk extender tray.

Image: The BONTEC Ergonomics Desk Extender Tray, showcasing its design and how it clamps onto a desk edge.
Product Features
- Ergonomic Support: Designed to reduce strain on the neck, shoulders, and wrists by providing optimal arm support.
- Increased Workspace: Extends your desktop horizontally, offering additional space for keyboards, mice, and other accessories.
- Foldable Design: Features a 90° foldable mechanism for easy storage and space-saving when not in use.
- Easy Installation: Utilizes a manual knob for quick, non-hole installation and disassembly, preserving your desk's integrity.
- Durable Construction: Crafted from high-quality MDF and anti-rust steel with a waterproof, anti-wear textured black finish.
- High Load Capacity: Capable of holding up to 33 lbs (15 kg).
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 9.4" x 9.1" (24cm x 23cm) |
| Material | MDF (Medium-Density Fiberboard) and Anti-rust Steel |
| Color | Black |
| Weight Capacity | Up to 33 lbs (15 kg) |
| Foldable Angle | 90 degrees |
| Installation Type | Clamp-on (Non-hole installation) |
| Compatibility | Suitable for most office and home desks (refer to Incompatible Desktop Types section) |

Image: Visual representation of the desk extender's dimensions and its 33lb weight capacity, highlighting the adjustable double "C" clamp mechanism.
Setup and Installation
The BONTEC Desk Extender Tray is designed for quick and easy installation without the need for drilling or permanent modifications to your desk.
Before Installation:
- Ensure your desk edge is compatible. Refer to the "Incompatible Desktop Types" section below.
- Unpack all components and verify that all parts are present.
Installation Steps:
- Attach the Clamps: Align the clamp mechanisms with the designated slots on the underside of the desk extender tray. Secure them using the provided screws or fasteners.
- Position the Tray: Place the desk extender tray on the desired edge of your desk. Ensure the clamps are positioned securely over the desk edge.
- Tighten the Knobs: Use the manual knobs on the clamps to tighten them firmly onto your desk. Turn the knobs clockwise until the tray is stable and does not wobble. Do not overtighten.
- Test Stability: Gently apply pressure to the tray to ensure it is securely attached and can support weight.

Image: A visual comparison illustrating the non-drilling clamp installation method of the BONTEC tray versus traditional drilling methods.
Operating Instructions
The BONTEC Desk Extender Tray features a convenient foldable design for flexible use and space-saving.
Extending the Tray:
- To use the tray, simply pull it outwards from its folded position until it locks into a horizontal, flat position. Ensure it is fully extended and stable before placing items on it.
Folding the Tray:
- When not in use for extended periods, fold the tray downwards by pushing it gently. It will pivot 90 degrees to hang vertically alongside your desk, saving valuable space.

Image: The desk extender tray demonstrating its 90-degree foldable design, showing both the extended and folded positions.

Image: A user demonstrating how the desk extender tray increases the usable work area, providing space for a laptop and other items.
Maintenance
To ensure the longevity and optimal performance of your BONTEC Desk Extender Tray, follow these simple maintenance guidelines:
- Cleaning: The tray surface is waterproof. Wipe it regularly with a soft, damp cloth to remove dust and spills. Avoid abrasive cleaners or harsh chemicals that could damage the finish.
- Inspection: Periodically check the clamp knobs to ensure they remain tight and secure. Retighten if necessary.
- Storage: When not in use for extended periods, fold the tray down to protect it and save space.

Image: A close-up view demonstrating the waterproof surface of the desk extender tray being wiped clean with a cloth.
Troubleshooting
If you encounter any issues with your BONTEC Desk Extender Tray, refer to the following common problems and solutions:
- Tray is Wobbly:
- Ensure the clamp knobs are fully tightened.
- Verify that your desk thickness is within the compatible range for the clamps.
- Check if the desk surface is even and stable.
- Tray Does Not Fold Smoothly:
- Check for any obstructions around the hinge mechanism.
- Ensure the tray is not overloaded.
- Cannot Install on Desk:
- Refer to the "Incompatible Desktop Types" image below. Your desk may have an incompatible edge design (e.g., arc-shaped, too thin, sloped, rounded, or with raised edges/drawers).

Image: A guide illustrating various desktop types that are incompatible with the BONTEC Desk Extender Tray's clamp mechanism, such as curved, thin, sloped, rounded edges, and desks with drawers or raised edges.
Safety Information
- Do not exceed the maximum weight capacity of 33 lbs (15 kg).
- Ensure the tray is securely clamped to the desk before placing items on it.
- Keep fingers clear of the folding mechanism when extending or folding the tray.
- Do not use the tray as a step or stand on it.
- Keep out of reach of small children.
Warranty and Support
For warranty information or technical support, please refer to the documentation included with your purchase or contact BONTEC customer service directly. You can often find contact details on the official BONTEC website or through your original point of purchase.
Visit the official BONTEC store for more products and support: BONTEC Store





