ZINUS ZU-FBOBH2-35K
ZINUS Kai Bamboo and Metal Platform Bed Frame User Manual
Model: ZU-FBOBH2-35K
Introduction
The ZINUS Kai Bamboo and Metal Platform Bed Frame is designed to provide a sturdy and stylish foundation for your mattress without the need for a box spring. This King-sized bed frame features a blend of sustainable bamboo and durable steel, offering both aesthetic appeal and robust support. Its clean-lined silhouette complements various bedroom aesthetics, from industrial to modern.
All necessary parts, tools, and instructions for assembly are conveniently packed in a single box for quick and simple setup.
Key Features:
- Durable Steel and Sustainable Bamboo Construction: Combines robust steel with beautifully finished, eco-friendly bamboo for lasting quality and a natural look.
- No Box Spring Needed: Designed with metal slats to directly support your mattress, eliminating the need for an additional box spring.
- Easy Assembly: All components, tools, and step-by-step instructions are included in one compact package, allowing for quick setup.
- Under-Bed Storage: Provides approximately 7.9 to 11 inches of clearance beneath the platform, offering ample space for storage.
- Modern Aesthetic: Features a soft silhouette and slatted headboard that blends classic design with modern functionality.
Safety Information
Please read and understand all instructions before beginning assembly. Failure to follow these instructions may result in injury or damage to the product.
- Weight Limit: Do not exceed a weight limit of 700 lbs for Full, Queen, and King sizes.
- Assembly: Always follow the assembly instructions carefully to ensure stability and prevent collapse. It is recommended to assemble with a friend.
- Tools: Use only the tools provided or recommended in the assembly instructions.
- Placement: Ensure the bed frame is placed on a flat, level surface.
- Children: Keep small parts away from children during assembly.
Package Contents
Verify that all parts listed below are present before beginning assembly. If any parts are missing or damaged, please contact ZINUS customer support.

Figure 1: All components included in the single shipping box.
Components Checklist:
- Headboard sections (bamboo and metal)
- Footboard section (bamboo and metal)
- Side rails (metal)
- Center support beam(s)
- Metal slats
- Support legs
- Assembly hardware (bolts, washers, nuts)
- Hex wrench / Ratchet tool
- Instruction manual

Figure 2: The bed frame ships in a single, easy-to-maneuver box.
Setup & Assembly
The ZINUS Kai bed frame is designed for simple and quick assembly. Follow these steps for a smooth setup process.

Figure 3: Assembly is made easy with included tools and a numbering system for parts.
Assembly Steps:
- Unpack and Identify Parts: Carefully open the box and lay out all components on a clean, soft surface (like a rug or blanket) to prevent scratches. Identify each part using the numbering system provided in the instruction manual.
- Assemble Headboard and Footboard: Attach the bamboo slats to the metal frames of the headboard and footboard as per the manual's diagrams.
- Connect Side Rails: Connect the side rails to the assembled headboard and footboard using the provided hardware. Ensure all connections are secure but do not fully tighten bolts until all major components are in place.
- Install Center Support: Attach the center support beam(s) and any additional support legs to the frame.
- Place Slats: Lay the metal slats across the frame. These slats are designed to provide direct support for your mattress.
- Final Tightening: Once all parts are correctly aligned and in place, fully tighten all bolts using the included ratchet tool.
- Place Mattress: Carefully place your mattress directly onto the metal slats. No box spring is needed.
For detailed visual instructions, refer to the official ZINUS installation manual (PDF) available here.

Figure 4: The assembled ZINUS Kai bed frame, ready for a mattress.
Operating Instructions
The ZINUS Kai Platform Bed Frame is designed for straightforward use. Simply place your mattress directly onto the metal slats. No box spring is required, which simplifies setup and provides a lower profile for your bed.

Figure 5: The ZINUS Kai bed frame in use, providing a stable foundation for a mattress.
Under-Bed Storage:
This bed frame offers approximately 7.9 to 11 inches of clearance from the floor to the bottom of the frame, providing convenient space for under-bed storage. Utilize storage bins or containers to keep your bedroom organized.

Figure 6: Example of under-bed storage with the ZINUS Kai bed frame.

Figure 7: Detailed view of the 7.9-inch under-bed clearance.
Maintenance
To ensure the longevity and appearance of your ZINUS Kai bed frame, follow these simple maintenance guidelines:
- Cleaning: Wipe down the metal and bamboo surfaces with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners, as these can damage the finish.
- Tighten Connections: Periodically check all bolts and connections to ensure they remain tight. Re-tighten if necessary to maintain stability and prevent squeaking.
- Avoid Excessive Weight: Adhere to the specified weight limit of 700 lbs (for King size) to prevent damage to the frame.
- Protect Bamboo: While durable, bamboo can be sensitive to extreme moisture or dryness. Maintain a stable room environment and wipe up spills promptly.
Troubleshooting
If you encounter any issues with your ZINUS Kai bed frame, refer to the common problems and solutions below. If the problem persists, contact ZINUS customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Bed frame is wobbly or unstable. | Loose bolts or uneven assembly. | Ensure all bolts are fully tightened. Check that the frame is on a level surface. Re-assemble if necessary, ensuring all parts are correctly aligned. |
| Squeaking noises. | Loose connections or friction between metal parts. | Tighten all bolts. Apply a small amount of lubricant (e.g., silicone spray) to connection points if squeaking persists. |
| Mattress sags or feels unsupported. | Incorrect mattress placement or damaged slats. | Ensure the mattress is centered and fully supported by the slats. Check slats for any damage or displacement. Verify the mattress size is compatible with the King frame. |
| Missing parts upon delivery. | Packaging error. | Refer to the "Package Contents" section and contact ZINUS customer support immediately for replacement parts. |
Specifications

Figure 8: Key dimensions and weight capacity of the King-size bed frame.
| Attribute | Detail |
|---|---|
| Brand | ZINUS |
| Model Number | ZU-FBOBH2-35K |
| Size | King |
| Product Dimensions (L x W x H) | 81.6" x 75.5" x 35.1" |
| Under-Bed Clearance | 7.9 Inches (approx. 11 inches total clearance) |
| Weight Capacity | 700 lbs (for King, Queen, Full sizes) |
| Item Weight | 50 pounds |
| Color | Black (frame), Brown (bamboo) |
| Material | Alloy Steel, Sustainable Bamboo |
| Assembly Required | Yes |
| Compatible Mattress Size | King |
| UPC | 841550331844 |
Warranty & Support
Warranty Information:
The ZINUS Kai Bamboo and Metal Platform Bed Frame includes a 5-year manufacturer warranty covering manufacturing defects. Please retain your proof of purchase for warranty claims.
Customer Support:
For any questions, missing parts, or warranty claims, please contact ZINUS customer support. You can find more information and contact details on the official ZINUS website or through your purchase platform.
- Online Support: Visit the ZINUS Store on Amazon for product information and support resources.
- Installation Manual: A detailed PDF installation manual is available here.