This custom built mount attaches to the front of the ridgemonkey Hunter 750 bait boat it is made of high-quality heat resistant waterproof plastic. as you can see from the stand alone deeper video the mount is very secure and will not come off. This mount adds fish spy compatibility. the sonar is free to move up and down to allow the top of the deeper to be above water when loaded or if the water is rough. Unlike some other models the bolt to the Deeper is metal as the plastic ones tend to snap in the hole. Compatible with all deeper models with a top screw hole. This model also allows a fish finder camera to to be attached to the mount ideal for checking for snags of to see if your bait is still there in awkward places. Smaller mount Also available for just the deeper. Check out my other listings Inc hunter hopper extension Pva hopper Bait boat, fish spy and deeper not included Now comes with 2 free weed guards for the 750 hunter