Lock in your sonar and dial in your setup. The RAILBLAZA fish finder mount R-Lock R is built to hold fish finders up to 3.3 lb with dead on precision and zero wobble. Designed for Lowrance Hook2, Reveal and other mid-sized units, it features Railblaza's signature dual R-Lock friction joints - so you get rock-solid hold with full adjustability, no tools required. Mount it to any StarPort and fine-tune your screen angle in seconds, whether you're casting, trolling or spotting ledges. Salt, sun and splash don't faze it. This mount is made from UV-resistant, high-impact polymers and stainless hardware, built to take a beating and keep your electronics right where you want them. If you fish hard and expect your gear to do the same, this is the mount that shows up ready.