The STORZ cap with lock and chain is a durable and reliable solution designed to secure transmission systems for liquids and bulk materials across a wide range of industries, including firefighting, irrigation, agriculture, food processing, and chemical applications. Its symmetrical coupling system ensures quick and effortless connection with other elements featuring the same hook spacing, providing maximum compatibility and efficiency in demanding environments. Crafted from high-quality aluminum, the cap guarantees strength and resistance to wear, while the integrated lock and chain prevent accidental loss during operation. With a working pressure of up to 16 bar and a robust white NBR rubber seal, it delivers excellent tightness and long-lasting performance, making it an essential component for professionals seeking safety, reliability, and convenience in their installations.