The Cokin 77mm Adapter Ring (with 0.75mm pitch thread) is specifically designed to attach Cokin's ""P"" series filter holder to lenses with a 77mm filter thread.
The Cokin P477 77mm P Series Adapter Ring is ideal for professional and advanced photographers who frequently work with Canon cameras, as it offers a versatile, durable, and high-quality solution for mounting light sources, such as flashes, studio lights, and continuous lights.
