The Cast Aluminum Trailer Air Brake Lock is a high-strength, practical solution for securing your trailer's air brake system. Constructed with a durable aluminum alloy casting, this lock is designed to cover the glad hand mounting bolts completely. It features the ENFORCER ABLOY high-security locking cylinder, allowing keys to be keyed alike, differently, or to a master system. With its versatile design, this lock fits most makes and models, providing peace of mind and enhanced security for your trailer. Sold individually, this lock is a reliable and efficient choice for trailer owners.