navigate your way without difficulty when using the remin kart-a-bag tri-kart 750. Remin has advanced a patented rear platform with swivel casters that folds down into locked function to function as a 4 wheel dolly. The 750 tri-kart has a weight potential of 225 lbs, yet only weights 10. 5 lbs. This heavy responsibility kart is best for work around your office, on the road, or in the airport.