Introducing the new generation of the premium Kettwiesel

The new 2025 Ketwiesel One, AKA The “K-1”, is the ultimate recumbent trike by Hase, offering the highest level of integrated features in the trike world today.

Hase Bikes has a 25 year history of designing and producing premium trikes, handcycles, and tandems. The stability and ease of getting on and off their delta trikes has made Hase the leaders in adaptive cycling for decades.

Welcome to GB Kids

We at GBKids.com want to be “the place” where you go to find the best products for children and adults with special needs.

We want our products to grow with them and help them get out into the community.

Whatever you decide to buy, feel free to contact us for a trial!

Free Demonstrations

Contact us to schedule a free demonstration to test our great bikes for yourself before you buy

Personal Service

We will help you choose and customize the best bike for your specific needs and preferences

Personal Experience

We share with you our many years of personal experience, connection and passion for HASE bikes

Complete Solution

From initial consultation and demonstration to delivering your custom bike and gear. At GB Kids you will find all you need for your special needs bike

Quality Mobility for Over Two Decades

 

GB Kids is marking 26 years of providing great mobility products and bikes for children with special needs.

We remain dedicated to offering high-quality bikes that foster independence and outdoor activity.

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Products Categories

Bikes

Trailers

Gear

Mobility

We are excited to offer our new models and colors of tandem bikes, trikes and special needs joggers.

Featured Bikes
Kettwiesel ONE Plus

Kettwiesel ONE Plus

Thanks to our proven wheel layout of “two at the back, one in front,” it remains tip-resistant. The Shimano motor, with 85 Nm of torque, makes it extremely powerful, while the suspension—with 70 mm of travel—is exceptionally responsive. The wheelbase is adjustable to suit your height, and both the seat and backrest can be raised and tilted as needed, using the included onboard tool or the quick-release levers on the frame. Both steering options make it easier to mount and dismount, and the perfectly tuned Kettwiesel rehab accessories provide you with the support you need for maximum independent mobility.

Download Product Brochure.

Trix Matte Yellow

Trix Matte Yellow

Base Price: $6,170.00

If you compare it with a conventional rehab trike, you’ll immediately notice what makes the TRIX more versatile and fun:
the sturdy, brightly colored frame, the peppy spoke guards and the list goes on and on.

But there’s a lot more to the TRIX than cool looks. Whomever’s experienced the intuitive controls and smooth handling knows exactly why the TRIX has been officially recognized as a medical aid in Germany. This means: no time-consuming bureaucracy when applying for reimbursement.

The decision of the GKV, Germany’s national association of statutory health insurance funds, was presumably an easy one: significantly more stability than ­conventional rehab trikes, excellent maneuverability, a high level of active safety thanks to the disc brakes on the rear wheels, and easy operation. In no time at all, it can be ergonomically adjusted to any rider from 4’1” to 6’3” (1.25 –1.90 m) in height. What luck that the HASE BIKES designers still had a few TRIX up their sleeves!

Even health insurance companies give it a thumbs up: In Germany, parents of children with disabilities can receive reimbursement for the purchase of a TRIX, thanks to its official recognition as a medical aid. And no wonder – considering how easy and fun it is for young TRIX pilots to discover mobility.