My brother has one of those Cannondales with a single sided front fork. He’s also got a dynamo hub in his front wheel. With some sturdy ground stakes to pin h

My brother has one of those Cannondales with a single sided front fork. He’s also got a dynamo hub in his front wheel. With some sturdy ground stakes to pin his upside-down bike the ground, this could make a neat source of power when your off-bike, in the field. What’s the smallest possible clone of this that you could bike-camp with, I wonder?