box trailer 1.size:7*4 2.hot-dip gavalnized 3.load capacity:750kg Box trailerwe can do different size and type trailer according ... ' feet container:50sets-60setsshippingQingdao PortBox trailer size5'*4',6'*4',7'*4',7'*5',8'*4',8'*5',GVW750KGSChassis material70*50* 2 ... jockey wheelLight Modern design light(indicator,brake and clearance light) 7*4 box trailer made in China