Ball valve 1.size:DN20,DN25,DN32,DN40,DN50,DN63. 2.Decription: brass body with brass ball and steel handle. brass bonnet with Ball valve :1.size:DN20,DN25,DN32,DN40,DN50,DN63.2.Decription: brass body with brass ball and steel handle.brass bonnet with3.min order 3000-5000 pcs