Model 330C is a collapsible snake hook with 6 different attachment heads. Heads include a flat hook, a standard hook, a pinning head,1" double hook, 2" double hook and 3" double hook. The heads have a locking pin that holds them in place to ensure that you don't lose your head while holding a snake. Heads lock into place by tension pin and can be removed and changed in seconds with no tools required. The collapsible version can be broken down to use as a 20" pole or used together as a 40" pole.