Lenovo Security Cable Lock suits Laptops, Notebooks P/N: 57Y4303 Brand New pack.

LENOVO 57Y4303 SECURITY CABLE LOCK. 1x Velcro Cable Tie. Laptop Security Cable Lock. 1x Security Cable Lock. Compatible with (to suit) The rotating bar securely attaches to the internal wall of the device for a premium level of security.

eBay