... and tamper-evidence. Steel, heavy-duty, high-security bolt seals for intermodal Containers, Trucks, Railroad Cars, Air Cargo Containers, Tankers, Wagons, Doors ... :2000 ISO/PAS 17712 (C-TPAT) Modelcar door rubber seals bolt sealsMaterialHIgh grade A3 steel and ABS plasticSpecification1.10mm diameter steel ...