TriSleeve (Handle Bar Attachment)

thingiverse

This device is engineered to provide assistance to individuals who lack hand strength or have partial or absent fingers or thumbs while operating a bicycle, tricycle, or non-motorized scooter. Although usable in its current form, this product remains a work in progress. It has not undergone rigorous testing and is not suitable for high-speed or competitive biking. Use with caution is strongly advised.