Size | Wheel material | Bearing | Wheel Diameter& Wide | Load capacity | Top Plate size | Bolt hole spacing | Bolt hole diameter | Overall height | Product No |
4inch | aluminum core PU | Double ball | 100*51mm | 350kg | 114*102mm | 92*76mm | 11.2mm | 143mm | 4-4T01R-471G |
5inch | aluminum core PU | Double ball | 125*51mm | 450kg | 114*102mm | 92*76mm | 11.2mm | 165mm | 4-5T01R-471G |
6inch | aluminum core PU | Double ball | 150*51mm | 500kg | 114*102mm | 92*76mm | 11.2mm | 191mm | 4-6T01R-471G |
8inch | aluminum core PU | Double ball | 200*51mm | 540kg | 114*102mm | 92*76mm | 11.2mm | 241mm | 4-8T01R-471G |