Airline caster Item: HT014 : 5 inch wheels (Steel Double Barring Wrapped with Rubber) Color: Grey Load Capacity: 250-450Lbs Finish: Corrosion-resistan Zinc Weight: 1lb 10oz FOB Zhongshan As we require highest quality product to America. So pls check if you can supply these product before contacting us. Welcome to e-mail and let us understand about you company first. Thank you!