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Karman S-ERGO-ATX Ultra Lightweight Wheelchair

by Karman
Save 42% Save 42%
Original price $3,499.00
Original price $3,499.00 - Original price $3,499.00
Original price $3,499.00
Current price $2,040.00
$2,040.00 - $2,040.00
Current price $2,040.00
Seat Size: 14"
Seat Depth: 16"
Frame Color: Diamond Black

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Unparalleled Agility and Rigidity

The ATX features a compact design with a rigid structure, ensuring outstanding maneuverability and stability. With fully adjustable footplate angles, you can position your legs at any desired angle for optimal comfort and support.

Ultimate Comfort and Style

Equipped with a built-in Silver Aegis anti-bacterial cushion and metallic Aegis treated high gloss paint, the ATX combines comfort with sleek aesthetics. Its S-Shape frame transfers your energy to the street with ultimate style and expression.

Customizable Performance

Each frame is adjusted by our master tech to your order specifications, providing sufficient stability for larger users while maintaining a lightweight design for smaller users.

The new ATX is ideal for all those who want to ride through life boldly. Thanks to outstanding agility and rigidity of the unique multi-geometrical extruded cross bars. Special features of this “extreme design” include a compact dimensions with rigid structure. Foot plate angles are fully adjustable allowing the legs to be positioned at any desired angle.

This is the result from years of research and development. The unique tubes, welding, and components are precisely optimized to achieve the highest strength to weight ratio.

Every frame is adjusted by our master tech to your order specification. We can now improve sufficient stability for larger and stronger users while avoiding excess weight for smaller and lighter users.

The S-ERGO ATX transfers your energy to the street with ultimate style, comfort, and expression.

Choose the new BOLD ATX in our patented S-ERGO frame today! Don’t sacrifice comfort by an afterthought cushion. The ultimate statement is one with no compromise!

*For quick ship checkout, our standard base models will be shipped in 18″ seat width.


  • Weight Capacity: 275 lbs.
  • Product Weight: 26 lbs. - 30 lbs.
  • Weight Without Wheels: 15.4 lbs.
  • Seat Width: 14" - 18"
  • Seat Depth: 16", 18"
  • Seat-to-Floor Height: 16" - 20"
  • Overall Width: 21" - 25"
  • Overall Length: 36"
  • Overall Height: 29" - 38"
  • Folded Width: 14"
  • Front Wheel Size: 5", 6"
  • Rear Wheel Size: 24"
  • Axle Type: Quick Release
  • Armrest: Desk Length, Flip Back
  • Back Height: 10.5" - 15"
  • Upholstery Type: Nylon
  • Upholstery Color: Black
  • HCPCS: E1236, K0005
  • Shipping Weight: 30 lbs.
  • Box Length: 38"
  • Box Width: 16"
  • Box Height: 32"
  • Front Seat Height: 17″, 18″, 19″, 20″
  • Rear Seat Height: 16″, 18″, 19″
  • Back Seat Height: 10.5″, 13″, 13.5″, 14″, 14.5″, 15″
  • Rear Wheel: 24″
  • Front Caster: 5″x1″, 6″x1″
  • Back Angle: 85°, 90°, 95°


Is the Karman ATX S-Ergo Ultralight Wheelchair suitable for daily use?

Absolutely. The ATX offers outstanding agility and comfort, making it ideal for navigating through various environments with ease.

Can the footplate angles be adjusted according to individual preferences?

Yes, the footplate angles are fully adjustable, allowing users to position their legs for maximum comfort and support.

What is the weight capacity of the wheelchair?

The Karman ATX S-Ergo Ultralight Wheelchair has a weight capacity of 275 lbs., ensuring stability and reliability for users of different sizes.

Does the wheelchair come with a warranty?

Yes, Karman offers a limited warranty on the ATX S-Ergo Ultralight Wheelchair, providing peace of mind for your purchase.

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase. Restock fees will be deducted in amounts ranging from 15% to 25% of the value of the item being returned. The minimum restock fee on lower-value orders will be $15.
To start a return, you can contact us at

At Medriser, we're committed to ensuring your order reaches you in a timely manner. Our shipping policy guarantees that your order will be processed and dispatched within 1-2 business days from the date of purchase. Once your order is shipped, you can expect it to arrive at your doorstep within 3-5 business days. We partner with reliable shipping carriers to ensure safe and efficient delivery of your medical supplies and healthcare products. For any inquiries regarding your order status or shipping, please don't hesitate to contact our customer care team for assistance.

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Medriser offers convenient payment options to make your shopping experience seamless. We accept major credit cards, including Visa, Mastercard, American Express, and Discover, as well as PayPal for secure online transactions. Your payment information is encrypted and protected to ensure your privacy and security. For any payment-related inquiries or assistance, please feel free to reach out to our customer care team. We're here to help make your purchase process as smooth and hassle-free as possible.

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