Nashbar Cargo Trailer. As if the bicycle wasn't a perfect vehicle on its own, now you can vastly increase your pedal powered carrying capacity with the addition of a Nashbar Cargo Trailer. Able to transport up to 70 pounds of cargo, most any bike can be transformed into a paragon of eco friendly hauling. With its steel frame and 600 denier fabric construction it's one tough customer while rolling smooth on 16 wheels. And just imagine what towing up to 70 pounds of cargo via your heart, lungs, and legs will do for your strength and power!