Traditional anti-friction bearing, best for manual applications where shock loading (but no side thrust) is prevalent.
Hamilton’s newest rubber on aluminum wheel offerings have 1" of black high performing rubber tread permanently bonded to the wheel center (70 Durometer +- 5, Shore A). These premium wheels have the same high tensile strength rubber used in our moldon rubber tired wheels. This means that they are more resilient and roll more easily than most “generic” rubber tired wheels. All wheels shown in the chart feature roller bearings, and are offered in multiple sizes.
High Performance Rubber