Targus DEFCON 1 Ultra, Retractable Cable Alarm Lock for Laptops and Other Electronics, with Serialized Combination Lock Code, 0.9 x 5.2 x 2.4 Inches, Black (PA400US) - Newegg.com
Targus DEFCON 1 More Flexible Than The Average Laptop Lock | TechCrunch
Combination Lock for Notebooks Targus DEFCON 1 ULTRA - tested working | eBay
DEFCON® 3-in-1 Universal Resettable Combo Cable Lock – Targus AP