4" x 1" Polyurethane
Price: + included
Plastic hub with solid polyurethante tire. Can be used on all surfaces but performs best on smooth, even surfaces. Avalable in 4", 5" 6", 7" and 8".
4" x 1.5" Polyurethane
Price: + $46.90
5" x 1" Polyurethane
Price: + included