High security deadbolt system, use as single cylinder when thumbturn key is inserted in inner cylinder, or remove thumbturn key on inside, and use as double cylinder

Developed for securing commercial and residential doors.

Material: High quality solid brass plug and body and steel cog or cam.

Mechanism: High precision telescopic pin tumbler system. Patented ribbed plug and combined driver pins. Patented "Interactive mechanism".

Key: Reversible nickel silver key with blue nylon key head.

Two keys furnished with each lock.( 1 key if keyed-alike)

Key Security and Duplication: The patented Interactive keys will only be cut on presentation of the KeyHolder Registration Card and verification of the signature thereon.