Signal truck tamper-proof cable seal with test report Specification Material: aluminum head, heavy-duty steel. Cable size: length 30cm(standard). Diameter & length as per custom ordered. Lock body size: 15mm(length)*27mm(width) Color: blue/green/yellow/others Imprinting: laser-etch Custom ordered:bar code, numbering Strength: >3.5kn Applications Railway cars, truck trailers, containers, international freight, valve lockout Easy to apply Simple, lock by hand. Removal by heavy duty cable cutter Packaging & shipping Packing 100pcs/plastic bag 1000pcs/carton 1000pcs in a carton:15.8g