Steelflex JGAB900 AB Curl and Back Extension
Usually Ships Out: 4-6 Business Days
Once an order is processed, packed, and shipped, we will send tracking information.
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Take Your Core and Back Training to the Next Level with Steelflex AB Curl and Back Extension JGAB900
A dual-function machine that seamlessly switches between ab crunches and back extensions without ever leaving your seat.

Are you tired of switching between machines to target your core and lower back? Say goodbye to the frustration of inconvenient gym setups and meet the Steelflex AB Curl and Back Extension JGAB900—the ultimate dual-function machine designed to revolutionize your workout routine.
Whether you're sculpting your abs or strengthening your back, this commercial-grade Abdominus Curl / Back Extension delivers unmatched performance, comfort, and versatility in one sleek package.
Built for those who demand more from their gym equipment, the JGAB900 allows you to seamlessly transition between abdominal crunches and back extensions without ever leaving your seat.
Imagine the convenience of targeting your core and back with a single machine—no more wasting time or breaking your flow.
Perfect for training studios, universities, fire departments, and more, this machine is engineered to stand out and deliver serious results.
Crafted from high-quality materials, the JGAB900 features a durable mainframe made of 13-gauge steel oval tubing, complete with a two-coat powder finish that ensures long-lasting durability.
Don't settle for anything less than the best. The Steelflex AB Curl and Back Extension JGAB900 isn't just a piece of gym equipment—it's the cornerstone of a stronger, healthier you.
Steelflex JGAB900 AB Curl and Back Extension Features
Dual-function design for ab and back exercises - Enjoy the convenience of performing both abdominal crunches and back extensions from the same seated position.
Oversized roller and pop-pin adjustable design - Achieve a full range of motion that feels natural and smooth, enhancing the effectiveness of your workout.
Continuous welded, factory assembled connections - Experience extra stability and long-lasting durability, extending the life of the machine and ensuring safe use.
Adjustable foot rack - Customize your workout with high, middle, and low foot positions, accommodating users of any height.
Over 2” of DuraFirm upholstery - Benefit from the double-stitched, tear-resistant padding that provides ultimate comfort and support.
AB Curl and Back Extension JGAB900 Specifications and Warranty
- Mainframe: 13 Gauge 50 × 100 × 2T Steel Oval Tubing
- Frame Finish: Two-coat powder process, electrostatically applied powder coat finish, grey
- Upholstery: 2” Rebonded Foam + 10mm high-density foam with CGPC PVC cold latex leather, double-stitched
- Handgrips: Dipped PVC Handles
- Driving System: Cable
- Cables: 7 × 19 Carbon steel, tensile strength of more than 2090 lbs. (950 kg)
- Shroud: 3T acrylic delicate safety cover
- Weight Stack: Low carbon steel weight plates, 215 lbs. / 97.5 kg
- Product Weight: 355 lbs. / 161 kg
- Floor Space: 133 × 113 × 168 cm / 52″ × 44″× 66″
Warranty:
- Frame: 15 Years
- Bearings: 2 Years
- Upholstery & Grips: 6 months
- All Other Parts: 1 Year
The Steelflex AB Curl and Back Extension JGAB900 is more than just a machine—it's a game-changer for your fitness routine. Order now and take advantage of free shipping!
Order Processing: Once you place your order, you'll receive an order confirmation email. Please allow 1-3 business days for processing. If there are any unexpected delays, we’ll reach out to you immediately.
Shipping Methods:
- Standard Shipping: Small items ship with UPS, FedEx, or USPS. They usually do not need a delivery signature.
- Freight Shipping: Large or heavy items ship with a box truck to your curbside or loading dock. They will schedule a delivery appointment when the shipment is in your area.
Delivery Timeline:
- Processing: Please allow 1-3 business days for us to process your order in our system.
- Handling Time: This product should ship out in days from the time it is processed.
- Transit Time: Ground orders take 1-5 business days. Freight shipments may take 3-10 business days, depending on your location.
- Delivery Appointment: For freight deliveries, the carrier will contact you to set a delivery time. Someone must be present to receive the delivery.
Receiving Your Shipment: Inspect your shipment for damage before signing the delivery receipt. For any issues, mark “DAMAGED, NEEDS REVIEW,” take photos, and contact us within 2-3 business days.
Warranty Information:
We’re an authorized dealer; all products include the original manufacturer’s warranty. See product details for coverage specifics.
Questions or a claim? Contact us or the manufacturer for assistance.
