Furniture Caster Stem Nylon Twin Caster FST Send Inquiry Previous: ESD Caster Next: Rigid Heavy Duty Caster Share to: Description: Wheel Material:PA Size:30mm,40mm,50mm,42mm Loading Capacity:10kg-30kg Bearing Type:Revit,Sleeve Type Optional: Stem Swivel,Thread Swivel,Plate Swivel ESD furniture, stem nylon twin caster, office chair caster, chair caster