1. Safety Information
Before using the CAPHAUS Adjustable Hyperextension 90 Degree Strength Roman Chair, please read and understand all instructions. Keep this manual for future reference.
- Consult a physician before starting any new exercise program.
- Ensure all bolts, nuts, and connections are securely tightened before each use.
- Do not exceed the maximum weight capacity of 300 pounds (136 kg).
- Use the equipment on a flat, stable surface.
- Maintain proper form during exercises to prevent injury.
- Keep children and pets away from the equipment during use.
2. Product Overview
The CAPHAUS Adjustable Hyperextension 90 Degree Strength Roman Chair is designed for strengthening core, back, glute, and hamstring muscles. It features a heavy-duty steel frame, comfortable padding, and multiple adjustment options to accommodate various users and exercises.

Image 2.1: The CAPHAUS Adjustable Hyperextension Roman Chair.

Image 2.2: Key features including black coated finish, heavy-duty steel frame, and 90-degree design.
3. Setup and Assembly
The Roman Chair requires assembly. Follow these general steps:
- Unpack all components and verify against the parts list (not provided in this manual, refer to packaging).
- Attach the main support frame components using the provided hardware.
- Secure the padded support cushions and foam leg rollers to the frame.
- Ensure all bolts are tightened securely. Do not overtighten.
- Test the stability of the assembled unit before first use.
4. Adjustments
The Roman Chair offers multiple adjustment points for personalized comfort and exercise effectiveness.
4.1 Foam Leg Holder Height Adjustment
The foam leg holders can be adjusted to 8 different height levels, ranging from 33 inches to 46 inches. This allows users of various heights to find a comfortable and secure position.

Image 4.1: The foam leg holder can be adjusted to 8 different heights.
4.2 Frame Width Adjustment
The overall width of the Roman Chair frame is adjustable, ranging from 43.2 inches to 50.1 inches, with 10 gear adjustments. Use the adjustable pop pin to select the desired width, ensuring it is securely locked in place.

Image 4.2: The frame width can be adjusted to 10 different settings.
5. Operating Instructions
The CAPHAUS Roman Chair supports various exercises to target different muscle groups.
5.1 Hyperextensions (Back Extensions)
This exercise targets the glutes, hamstrings, and lower back. Adjust the leg holders so your hips are just above the main pad, allowing for a full range of motion.
- Position yourself face down on the pad, with your ankles secured under the foam rollers.
- Cross your arms over your chest or place your hands behind your head.
- Slowly lower your upper body towards the floor, maintaining a straight back.
- Engage your glutes and hamstrings to raise your torso back to the starting position.

Image 5.1: Proper form for performing hyperextensions.
Video 5.1: Demonstration of back extensions using a Roman Chair.
5.2 Dips
The integrated handles can be used for dips, targeting the triceps and chest. Ensure the chair is stable and your grip is firm.
- Grip the padded handles firmly with both hands.
- Position your body above the handles, with your legs extended or bent.
- Lower your body by bending your elbows until your shoulders are below your elbows.
- Push back up to the starting position, engaging your triceps and chest.

Image 5.2: User demonstrating dips using the integrated handles.

Image 5.3: Detail of the thick cushion and padded handles for comfort and support.
6. Maintenance
Regular maintenance ensures the longevity and safe operation of your Roman Chair.
- Cleaning: Wipe down the frame and pads with a damp cloth after each use to remove sweat and dirt. Avoid abrasive cleaners.
- Inspection: Periodically check all bolts, nuts, and adjustment pins for tightness. Tighten any loose fasteners. Inspect the padding for tears or excessive wear.
- Storage: Store the Roman Chair in a dry, cool place away from direct sunlight and extreme temperatures.
7. Troubleshooting
If you encounter issues with your Roman Chair, refer to the following common solutions:
- Wobbling or Instability: Ensure all assembly bolts are fully tightened. Check that the chair is placed on a level surface.
- Adjustment Pin Issues: If an adjustment pin is difficult to engage or disengage, ensure the corresponding holes are aligned and free of obstruction. Do not force the pin.
- Damaged Pads or Parts: If any part, such as the foam pads, becomes damaged, discontinue use immediately. Contact CAPHAUS customer service for replacement parts.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | CAPHAUS |
| Model (ASIN) | B0B96CZJ7S |
| Manufacturer | SCR HOLDING CO. INC |
| Material | Alloy Steel |
| Color | Black |
| Product Dimensions (D x W x H) | 145D x 71.5W x 107H Centimetres |
| Item Weight | 7.7 Kilograms |
| Weight Capacity Maximum | 300 Pounds |
| Adjustable Leg Holder Height | 8 levels, 33 to 46 inches |
| Adjustable Frame Width | 10 gears, 43.2 to 50.1 inches |

Image 8.1: Detailed product dimensions.
9. Warranty and Support
CAPHAUS is committed to providing quality products. For any questions, concerns, or warranty claims, please contact CAPHAUS customer service. Refer to your purchase documentation for specific warranty terms and contact information.