Product Description: Attwood Rod Holder Rail Mount for 3/4 to 1-1/4" Rails, Black Interchangeable mounting bases fit 2-in 1, Pro Series, and Mini Rigger fishing systems.
50127: Rail mount for use with rails from 3/4" to 1-1/4" in width. For use with 5011 side/surface mounts. ALT Part Numbers: ATT 50127, 24-6591