Fish On Rail Mount Adaptor Kit - The Fish-On! Rail Mount works with the Side Mount, the Net/Gaff Holder, and the Triple Mount to allow you to mount on any 7/8"" or 1"" rail. Includes all necessary hardware, for mounting. Produced by Tempress Marine. Allows you to mount on any 7/8 in. or 1 in. railIncludes all necessary hardware for mounting