ONE New Stainless Steel Hatch Hinge w/Warranty, this highly polished stainless steel hatch hinge is investment cast stainless with 3" x 2-3/4". Height above deck 1-1/4". The thickness of the base is 1/4". The thickness of the hinge is 3/8". This process assures you of a long lasting durable hinge. Each hinge comes with stainless pins and circlips for quick easy detachment without tools.