Hobie Cat Sailors' All Purpose Tool part # 83103 Kayak accessories The mount and cover plate

The mount and cover plate for the Raymarine RealVision 3D Transducer provides protection to the transducer while maintaining a crisp image from the RealVision 3D Transducers which combines CHIRP Down Vision

Swivel Bail

This tendon is the replacement for tendons used on the Wave

With an identical hole pattern as old school deck mounts this mount can be used to switch to a deck mount that accommodates modern track accessories without the need to drill more holes

The designers at YakAttack found the same thing

Hobie Cat Sailors' All Purpose Tool part # 83103 Kayak accessories The mount and cover plateThe Sailors' all Purpose tool handles screws, bolts and shackles. Wide blade fits up into Hobie cat lower rudder castings for adjusting cam spring tension. Narrow blade firs the rudder stop screw and its built in hook is designed specifically to return locked down rudder cams to the up position with the twist of the wrist. part # 83103