The smallest and strongest notebook lock Strong and small 10 mm lock head offers uncompromised security for even the thinnest notebooks and devices Pivot and rotate cable provides superior notebook engagement T-Bar Locking Technology attaches to theKensington standard security slot found on most notebooks Patented Hidden Pin Technology supports anti-pick tubular lock Carbon steel cable resists cutting attempts and anchors to desk, table or any fixed structure Also available as a lock system for orders of 25 or more: Master-keyed system: Manufacturer's no. K65042M Single-keyed system: Manufacturer's no. K65042S Like-keyed system: Manufacturer's no. K65042L