Sendt 10 Pack Silver Notebook/Laptop Master Keyed Lock with Master Key Includes ten high quality Sendt notebook locks (6 foot cable each) Includes 2 specific keys for each lock, and one master key for the entire kit. Fits devices with a Kensington security slot. Does not fit Kensignton Nano or Noble wedge security slots. Easy-to-use and ideal theft deterrent, with a strong, all-metal lock and cut resistant cable! Backed by our one year Sendt warranty