Designed for Surface and developed in partnership with Microsoft, the Keyed Cable Lock for Surface Pro and Surface Go features non-invasive locking technology; a strong lock head tested for torque/pull, foreign implements, lock lifecycle, corrosion, strength, and other environmental conditions; 5mm keying with patented anti-pick Hidden Pin technology; carbon steel cable with plastic sheathing to protect surfaces; and Register & Retrieve, Kensington’s free online key registration program that allows for quick, secure, and easy replacement if the key is lost or stolen. Meets Kensington’s industry-leading standards for tamper resistance, reliability, and durability. From Kensington, inventor and worldwide leader in laptop security locks.