Case of 25 CODi 4-Digit Combination Notebook Computer Titanium Cable Lock for Mac and PC QTY 25 Case pack of 25 - 4 Digit User Settable Combination, the combinations of each lock can be set the same for Administrator or supervisor only access or each lock can be set by the user for user only access. Comes in a case pack of 25 locks. Ideal for classroom, office or indiviual use. Connection Type: Security Slot Cable Diameter: 5 mm HEAD DIM: 5.62" x 4.36" x 1.88 Warranty: Limited Lifetime