‹› Image API Drop Adapter with Sight Glass Markets Petroleum Cargo Tanks Jump to Section Product Options Related Products Product Options Hide lower priority columns Part Number All 4530SG4540SGSize All 3"4"Seal All Baylast™ flat gasketMaterial All Aluminum 4530SG 3" Baylast™ flat gasket Aluminum 4540SG 4" Baylast™ flat gasket Aluminum Related Products Image 6200-Series Side-Lever Type Drop Elbow Image API Drop Adapter Image API Drop Adapter Repair Kits Image API Load Only Valve Image API Load/Unload Valve Image Gravity Drop Adapter Dust Cap