Our new style aluminum core caster wheels,are mostly used as rust proof caster wheel,rust resistance caster wheels,Heavy duty loading capacity.
About aluminium core casters,At current most of aluminum core are made by casting mould.They are do not have smooth surface,And now we made the the aluminum hub caster by injection machine.More precision size and loading.
Solid Aluminum core ensure whole casters stronger mean while keep it's light weight.In order to fitting difference devices,we have 5inch x 50mm,6inch x 50mm,8inch x 50mm aluminum wheels.Any more question please contact us freely

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