1. Introduction
Thank you for purchasing the HOSTACK 86" H Triple Wide Bookshelf and Bookcase. This large, 7-tier display shelf is designed to provide extensive storage and display options for your living room, home office, library, or study room. With 21 equally spaced cube compartments, it offers a versatile solution for organizing books, decorative items, media, and more.

Image 1.1: The HOSTACK Triple Wide Bookshelf in a home environment, showcasing its storage capacity.
This manual provides essential information for the safe assembly, operation, and maintenance of your new bookshelf. Please read it thoroughly before assembly and retain it for future reference.
2. Safety Information
To ensure safe use of your HOSTACK bookshelf, please adhere to the following guidelines:
- Do not overload shelves beyond their capacity. Each individual shelf has a capacity of 55 lbs. The total load capacity for the entire unit is 450 lbs.
- Always distribute weight evenly across all shelves to maintain stability.
- Ensure the bookshelf is placed on a flat, level surface to prevent tipping.
- Keep small children and pets away from the unit during assembly.
- Periodically check all connections and fasteners to ensure they remain tight.
- For added safety, consider securing the unit to a wall using appropriate anti-tip hardware (not included unless specified in package contents).
3. Setup and Assembly
Your HOSTACK bookshelf is designed for easy assembly. All necessary parts and detailed instructions are included in the package. Please follow the step-by-step guide provided with your product.
3.1 Before You Begin
- Clear a spacious area for assembly.
- Verify all parts are present by comparing them with the parts list in the included manual.
- Gather necessary tools (typically a screwdriver, not always included).
3.2 Assembly Steps
- Identify and separate all numbered parts.
- Follow the sequence of steps outlined in the assembly manual.
- Ensure all screws and fasteners are securely tightened, but do not overtighten to avoid damaging the engineered wood.
- Once assembled, carefully move the bookshelf to its desired location.
Note: All shelves in this unit are fixed and cannot be adjusted.
4. Operating Instructions (Usage)
The HOSTACK Triple Wide Bookshelf offers extensive and versatile storage. Its 21 cube compartments (3 columns x 7 rows) are designed for organized display and storage.
4.1 Storage and Display
- Each compartment measures approximately 9.8"D x 38.3"W x 11.4"H, ideal for standard books, binders, and decorative boxes.
- Utilize the evenly divided cubes to categorize items by type, use, or aesthetic.
- Display books, photo frames, collectibles, board games, and media such as CDs and DVDs.

Image 4.1: Detailed view of the bookshelf's compartments, showing their capacity and fixed nature.
4.2 Versatility
This bookcase can serve multiple functions:
- Book Storage: Organize extensive book collections.
- Home Office: Store files, office supplies, and reference materials.
- Media Cabinet: Keep CDs, DVDs, and small electronic devices tidy.
- Display Unit: Showcase decorative items, plants, and personal mementos.

Image 4.2: The versatile design allows for horizontal placement, creating a different display configuration.
5. Maintenance
To keep your HOSTACK bookshelf in optimal condition, follow these simple maintenance tips:
- Cleaning: Wipe surfaces with a soft, dry cloth. For tougher spots, use a slightly damp cloth with mild soap, then dry immediately. Avoid abrasive cleaners or harsh chemicals.
- Spills: Clean up spills immediately to prevent damage to the engineered wood finish.
- Sunlight: Avoid prolonged exposure to direct sunlight, which can cause fading or discoloration.
- Humidity: Maintain a stable room temperature and humidity level to prevent warping or cracking.
6. Troubleshooting
6.1 Instability or Wobbling
- Check Level Surface: Ensure the bookshelf is placed on a completely flat and level floor. Use furniture glides or shims if necessary.
- Verify Assembly: Re-check all screws and fasteners to ensure they are securely tightened. Loose connections can cause instability.
- Weight Distribution: Ensure items are evenly distributed across shelves and not concentrated on one side.
6.2 Damaged or Missing Parts
If you discover any damaged or missing parts upon opening the package, please contact HOSTACK customer support immediately for assistance. Do not attempt to assemble the unit with damaged or missing components.
7. Specifications

Image 7.1: Product dimensions and load capacity overview.
| Feature | Detail |
|---|---|
| Brand | HOSTACK |
| Model Number | B0FR94ZXQS |
| Material | Engineered Wood |
| Color | Black |
| Overall Dimensions (D x W x H) | 9.8"D x 47.2"W x 86"H |
| Number of Shelves | 21 (7 tiers, 3 columns) |
| Individual Compartment Dimensions (approx.) | 9.8"D x 38.3"W x 11.4"H |
| Mounting Type | Freestanding |
| Special Features | 21 Cubes Storage Organizer, 86"H Extra Tall, Fixed Shelves, Triple Width |
| Load Capacity (Each Shelf) | 55 lbs |
| Load Capacity (Total) | 450 lbs |
| Assembly Required | Yes (Instructions Included) |
8. Warranty and Support
HOSTACK is committed to providing high-quality products. For specific warranty details, please refer to the documentation included with your purchase or visit the official HOSTACK store.
If you have any questions, require assistance with assembly, or need to report damaged/missing parts, please contact HOSTACK customer support. You can find contact information on the official HOSTACK website or through your retailer.
Visit the HOSTACK Store for more information and product support.