The Rocstor Rocbolt C22 Premium and Heavy-Duty Keyed Cable Lock provides a strong & slim design lock head to enhance security for the slim laptop & Ultrabook devices. Rocbolt security keyed locks provide an exceptional asset security and helps to reduce theft. They are tested for torque/pull, foreign implements, lock lifecycle, corrosion, key strength, and other environmental conditions. Nearly thousands of notebooks and other portable devices are stolen everyday – protect your valuable assets by using the 6ft heavy-duty Rocbolt cable keyed lock system. Shall have master key functionality across all versions. Minimum of 6ft length. Rocstor’s Rocbolt provides a strong and heavy- duty lock head which prevents intruders tampering with the lock. Rocbolt lock comes standard with 6ft galvanized heavy-duty steel cable. Customers are able to order the Rocbolt C22 with an option of Like Keyed or Master Keyed configuration.