Making a Wheel Barrow assembly made for a 3/4" axle work with a 5/8 axle and making it an upgrade at a very low cost. New wheel assembly hub required spacers so we made some from an old gazebo.

Links to products used
4.80x4.008 Flat Free Wheel Assembly for 3/4" shafts https://www.princessauto.com/en/detai...
6202162RS Bearing https://www.princessauto.com/en/detai...