Model Number: 2915-1 Key Specifications/Special Features: The major material of whole set is ABS combining metal standand high secure tubular lockMaster key or grand master key system availableOver 10,000 key combination codesPossesses the function against thief of Laptop security cablelock and heat diffusing, as well as the ergonomics design ofstroking keyboardApply to 11 to 17 inches laptop, for exhibition, organizationand personal useCan not only lock laptop by cable lock, but also enhance heatdiffusingErgonomics lock especially designed for your strokingkeyboard