The YakAttack Universal Mounting Plate featuring the LockNLoad Mounting System was designed for attaching just about anything, and is compatible with YakAttack MightyMount's, GearTrac, and most other kayak track systems from Scotty Fishing Products, RAM Mounts, and YakGear. For FeelFree Kayaks, 3 Water Kayaks, and Jonny Boats you will need an adapter to be compatible. We offer the needed adapter in a single pack (AAP-1012) and a six pack (AAP-1012-6).This mount features a flat top plate with no holes perfect for attaching miscellaneous fish finders, trolling motor throttles, gun mounts, etc. With every product being a bit different, hardware to attach your miscellaneous product to the Universal Mounting Plate isn't included. The mount is perfect for the Humminbird PiranhaMAX 4.