... 5", 6",8" Industrial series rubber swivel caster HB403 material: Swivel type industrial series RUBBER Caster With steel fork, thickness: 2mm, 5mm ... , 6mmDiameter:75-200mm Swivel type Industrial series rubber swivel caster Specification : Capacity: 45-180kgsSwivel type rubberCaster - ... ,200mm) Thread Width in 20mm, 30mm,37mm, 40mm,50mm Load capacity /five size available(45kgs,65kgs, ...