Seadog Door Hinges 3" S/S Pr 201530-1 by Seadog $9.65 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Seadog Door Hinge Pair #354-2015301 Size: 3" x 1-1/2". Stamped 304 Stainless. # 8 Fastener.