AdvantagesB.Description:a.cast iron materialb.flat and firm surfacec.easy to install and cleanC.Shipping information:a.MQQ:1000piecesb.Port:Qingdao Chinac.Supply capacity:9000pieces/monthd.Delivery time:20dayse.Packing:carton packagesmooth ,Website:http://www.sdwfweijia.com,used for cultivating pigs or sewers grey iron & ductile ironcast iron slat :we manufacture different size of cast iron slat ,or according to your demand or drawings.