- Available Certified ISO Grade Designs: ISO 8
• Type: Casters
• Load Capacity: 300 lbs
• Material: Chrome-Plated Steel
• Brand: InterMetro, Super Erecta
• Manufacturer SKU: 5MP
• Wheel Diameter: 5"
• Caster Type: Stem/Swivel
• Wheel Material: Polyurethane
• Certified ISO Grade Design: ISO 8
• Unit of Measure: EA