1. Introduction
This manual provides detailed instructions for the assembly, operation, and maintenance of your COMASACH Full Size 12-Inch Metal Platform Bed Frame. Please read all instructions carefully before assembly and retain this manual for future reference.
2. Safety Information
WARNING:
- Do not exceed a total weight of 1000 lbs on the bed frame.
- Be cautious of sharp edges during assembly and use.
- Ensure all bolts are securely tightened before use to prevent instability.
- Keep small parts away from children during assembly to avoid choking hazards.
3. Package Contents
Verify that all components listed below are present before beginning assembly. If any parts are missing or damaged, please contact customer support.
- Side Rails (2 pcs)
- End Rails (2 pcs)
- Center Support Bar (1 pc)
- Support Legs (6 pcs)
- Metal Slats (multiple pcs)
- Hardware Pack (bolts, nuts, washers, Allen wrench, small wrench)
4. Setup and Assembly
Follow these steps to assemble your bed frame. It is recommended to assemble with two people.

Figure 1: The unassembled COMASACH Full Size 12-Inch Metal Platform Bed Frame, ready for setup.
- Unpack and Identify Parts: Carefully remove all components from the packaging. Lay them out on a clean, soft surface to prevent scratches. Refer to the included parts list to identify each piece.
- Assemble the Main Frame: Connect the side rails and end rails using the provided bolts and nuts. Ensure the holes for the slats are facing upwards. Hand-tighten bolts initially.
- Attach Center Support: Secure the center support bar to the designated points on the end rails. Attach the support legs to the center bar and corners of the frame.
- Install Slats: Place the metal slats into the designated slots on the side rails. Ensure they are evenly spaced and securely seated. The integrated structure and easy-lock slats simplify this process.
- Final Tightening: Once all components are in place, use the provided tools to fully tighten all bolts. Do not overtighten.

Figure 2: Visual guide illustrating the integrated structure and easy-lock slat mechanism for simplified assembly.
Video 1: A detailed assembly and unboxing guide for the COMASACH bed frame, demonstrating the setup process.

Figure 3: Illustration highlighting the recessed design of the bed frame legs, intended to reduce accidental toe injuries.
5. Operating Instructions
The COMASACH Metal Platform Bed Frame is designed for direct mattress placement, eliminating the need for a box spring. Simply place your mattress directly onto the assembled metal slats. The sturdy steel support ensures stability and noise-free use.

Figure 4: The assembled COMASACH Full Size 12-Inch Metal Platform Bed Frame with a mattress and bedding, showcasing its height.
The 12-inch height provides ample storage space underneath the bed, allowing for convenient organization of items. The recessed leg design enhances safety by minimizing the risk of stubbing toes.
Video 2: Demonstration of the under-bed storage capability of the COMASACH bed frame.
Video 3: A review highlighting the storage space provided by the 16-inch height variant of the bed frame.
6. Maintenance
- Regular Inspection: Periodically check all bolts and connections to ensure they remain tight. Re-tighten if necessary to maintain stability and prevent noise.
- Cleaning: Wipe the metal frame with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners that could damage the finish.
- Weight Distribution: Distribute weight evenly across the bed frame to prolong its lifespan and prevent structural stress.
7. Troubleshooting
- Squeaking Noises: If the bed frame makes noise, check all bolts and ensure they are securely tightened. Loose connections are a common cause of squeaking.
- Mattress Sliding: If your mattress tends to slide on the frame, consider placing an anti-slip mat between the mattress and the metal slats.
- Instability: Ensure all legs are firmly on the ground and the frame is on a level surface. Re-check all connections for tightness.
8. Specifications

Figure 5: Dimensions and load capacity of the COMASACH Full Size 12-Inch Metal Platform Bed Frame.
| Feature | Detail |
|---|---|
| Size | Full |
| Product Dimensions | 75"L x 54"W x 12"H |
| Weight | 28 pounds |
| Load Capacity | Up to 1000 lbs |
| Material | Durable Steel |
| Color | Black |
| Special Feature | Adjustable, Noise-Free, Under-bed storage |
| Assembly Required | Yes |
9. Warranty and Support
For any questions, concerns, or issues regarding your COMASACH bed frame, please contact COMASACH customer support through your order platform. We are committed to providing assistance and ensuring your satisfaction.