Flow-Rite’s 1-1/2″ 12 UNF by 1-1/2″ Qwik-Lok Adapter is a high-quality plumbing fitting designed for use in various marine applications in fresh or salt water. The adapter is made of durable materials that can withstand harsh marine environments, ensuring long-lasting use. The fitting features a 1-1/2″ 12 UNF threaded male end that attaches to a corresponding female fitting, while the other end is a 1-1/2″ Qwik-Lok male connection.