... : DIN28450/EN14420-6 Material: AL, BR, SS Size: 2", 3", 4" Brass/SS tankwagon coupling Type VK-male part with female threadType MK-female ... : DIN28450/EN14420-6Material: aluminium, brass, stainless steelSize: 2", 3", 4" Part: VK, MK, VB, MBFor more information please contact us freely Brass/SS tank wagon coupling