Material:Steel,Plastic,Aluminum Main Tube:48*3MM,50*3MM Seat Number:500-3000pcs customize Step Size:4,5,6 stairs, optional Warranty:1 Year MOQ:1 Set Product Name:Indoor Outdoor Durable Used Stadium Seats for Snow and Rain Certificate:ISO, TUV, SGS Delivery:15-25 Days after 30% Down Payment Advantage:Demountable, Durable Show More