light duty pu brake caster 1.size:50mm,75mm 2.load capacity:40-55kg 3. ... very wide, include kinds of Rubber caster, plastic caster, wood caster,pu caster,cast iron cater, nylon caster, ball caster, pneumatic caster ,rubber wheel ,plastic wheel ,pu ... further information ,pls contact with us. light duty pu brake caster