[rumdog]

Batec Mobility - Add-on handbikes for wheelchair: manual and power handbikes easy to attach to the wheelchair. Revolutionary anchoring system - Batec Mobility - Handbikes acoplables para silla de ruedas: acoples para silla de ruedas, propulsores para
For once a year this would be overkill, but my buddy has one of these.... actually thats him on the lake pulling his kids. He uses a studded tire in the winter. May help with the creative juices!

sand is the hard part.