The Econothane wheel series are suitable for medium duty applications up to 6kph and consist of a bonded polyurethane tyre of 95 Shore A to an aluminium die cast centre, housing two precision ball journal bearings.
The ‘K’ series is designed as a compact medium/heavy duty castor, and is zinc plated for corrosion protection. The robust fabricated frame gives improved turning, greater impact resistance and better tracking. The machined kingpinless swivel head
contains a full ballrace of 60mm diameter with hardened steel balls running in
hardened raceways.