1. Product Overview
The HOOBRO SB01BY01G1 Height Adjustable Rolling Stool is designed for versatility and comfort in various settings. It features a 360-degree rotating seat, smooth-rolling casters, and an adjustable height mechanism. The stool is suitable for use in offices, salons, workshops, and other environments requiring flexible seating.

Image 1.1: The HOOBRO SB01BY01G1 stool demonstrating its multi-scene application in a beauty salon, coffee shop, barbershop, and nail salon.

Image 1.2: The HOOBRO SB01BY01G1 stool positioned at a desk in an office environment.
Key Features:
- Height Adjustable: Easily adjust the seat height from 18.1 inches to 24 inches (46 cm to 61 cm) using the integrated lever.
- 360° Rotation: The seat rotates fully for enhanced flexibility and access.
- Smooth Movement: Equipped with 5 durable universal casters for effortless mobility across various floor types.
- Comfortable Seating: Features a high-elastic sponge seat with easy-to-clean PU upholstery and an ergonomic backrest for support.
- Durable Construction: Built with a chrome steel frame for stability and longevity.
2. Safety Information
Please read and understand all safety instructions before assembling and using the stool. Failure to follow these instructions may result in injury or damage to the product.
- Weight Limit: Do not exceed the maximum weight recommendation of 220 pounds (100 kg). Exceeding this limit can cause damage to the stool and potential injury.
- Stable Surface: Always use the stool on a flat, even surface to prevent tipping.
- Height Adjustment: Ensure the seat height is securely locked in place before sitting. Test the stability after each adjustment.
- Avoid Leaning: While the stool has a backrest, avoid excessive leaning backward, especially at higher seat settings, to maintain stability.
- Children: Keep children away from the stool during assembly. Supervise children when they are near or using the stool.
- Maintenance: Regularly check all bolts and connections to ensure they are tight. Retighten as necessary.
3. Package Contents
Verify that all components are present before beginning assembly. If any parts are missing or damaged, please contact customer support.
- 1 x Round Rolling Stool (unassembled)
- 1 x Accessory Kit (includes screws, washers, and Allen wrench)
- 1 x Instruction Manual

Image 3.1: An exploded diagram showing the individual components of the HOOBRO SB01BY01G1 rolling stool.
4. Assembly Instructions
Assembly is straightforward and typically takes less than 15 minutes. Follow the steps below using the provided tools and accessories.
- Attach Casters to Base: Insert each of the five casters into the holes at the end of each leg of the chrome steel base. Push firmly until they click into place.
- Insert Gas Lift: Place the larger end of the gas lift cylinder into the center hole of the assembled base. Do not remove the protective cap from the top of the gas lift cylinder at this stage.
- Assemble Seat and Backrest: Secure the backrest to the seat cushion using the provided screws and Allen wrench. Ensure all screws are tightened evenly.
- Attach Seat to Gas Lift: Carefully remove the protective cap from the top of the gas lift cylinder. Align the center hole of the assembled seat with the top of the gas lift cylinder and press down firmly. The seat will secure itself to the gas lift.
- Test Functionality: Before use, sit on the stool and test the height adjustment lever and the rolling casters to ensure proper function and stability.

Image 4.1: Illustration of the stool's base and gas lift components during assembly.

Image 4.2: Illustration of attaching the seat to the gas lift cylinder.
5. Operating Instructions
5.1. Adjusting Seat Height
The stool's height can be adjusted to suit your needs. The adjustable range is from 18.1 inches (46 cm) to 24 inches (61 cm).
- To Raise the Seat: While standing, pull the height adjustment lever upwards. The seat will automatically rise. Release the lever when the desired height is reached.
- To Lower the Seat: While seated, pull the height adjustment lever upwards. The seat will lower under your weight. Release the lever when the desired height is reached.

Image 5.1: Close-up of the height adjustment lever and the gas lift mechanism.
5.2. Moving the Stool
The stool is equipped with five universal casters for easy movement.
- Simply push or pull the stool to move it to your desired location.
- The 360-degree swivel seat allows for easy rotation without moving the base.

Image 5.2: Detail of the universal casters, highlighting their 360-degree rotation capability on various floor types.
5.3. Product Video
Video 5.3: An official product video demonstrating the features and functionality of the HOOBRO Drafting Swivel Chair.
6. Maintenance
Proper maintenance will ensure the longevity and optimal performance of your rolling stool.
- Cleaning: Wipe the seat and frame with a damp cloth. Avoid using harsh chemicals or abrasive cleaners, which can damage the PU upholstery and chrome finish.
- Fastener Check: Periodically check all screws and bolts to ensure they are tight. Retighten any loose fasteners to maintain stability and safety.
- Caster Care: Keep the casters free of hair, dust, and debris to ensure smooth rolling. Clean them regularly if used on carpeted surfaces.
7. Troubleshooting
If you encounter any issues with your HOOBRO rolling stool, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Stool is wobbly or unstable. | Loose fasteners; uneven floor surface; weight exceeding limit. | Ensure all assembly screws are tightened. Move the stool to a flat, even surface. Verify user weight is within the 220 lbs limit. |
| Seat does not adjust height. | Gas lift protective cap not removed; gas lift malfunction. | Ensure the protective cap on the gas lift cylinder has been removed. If the issue persists, contact customer support. |
| Casters do not roll smoothly. | Debris in casters; damaged casters. | Clean any hair, dust, or debris from the caster wheels. If casters are damaged, contact customer support for replacements. |
| Stool feels uncomfortable. | Incorrect height setting; prolonged use without breaks. | Adjust the seat height to an ergonomic position. Take regular breaks during prolonged use. |
8. Product Specifications

Image 8.1: Diagram illustrating the key dimensions of the HOOBRO SB01BY01G1 rolling stool.
| Feature | Detail |
|---|---|
| Model Number | SB01BY01G1 |
| Product Dimensions (D x W x H) | 12.99" x 12.99" x 24.02" (33 cm x 33 cm x 61 cm) |
| Adjustable Seat Height | 18.1" - 24" (46 cm - 61 cm) |
| Item Weight | 9.9 pounds (4.5 kg) |
| Maximum Weight Recommendation | 220 pounds (100 kg) |
| Color | Black |
| Frame Material | Chrome Steel |
| Seat Material | Polyurethane (PU), Sponge |
| Casters | 5 Universal Casters |
| Assembly Required | Yes, easy assembly |
9. Warranty and Support
9.1. Warranty Information
This product is covered by a standard manufacturer's warranty against defects in materials and workmanship. The specific terms and duration of your warranty may vary based on your region and point of purchase. Please retain your proof of purchase for warranty claims.
9.2. Customer Support
For any questions, missing parts, or assistance with assembly or operation, please contact HOOBRO customer support. You can typically find contact information on the product packaging or the official HOOBRO website.
Please have your model number (SB01BY01G1) and purchase date ready when contacting support to ensure efficient service.