No more ball mounts, no more slipping or rotating in the track. With the LockNLoad mounting system, this is the cleanest and most secure mounting solution for larger Lowrance, Garmin, and Raymarine units featuring a gimbal mount such as the Lowrance Hook2 7, Garmin Striker 9sv, and the Raymarine Axion 7. Features the LockNLoad mounting system offering ultra secure attachment to YakAttack MightyMounts, 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. Hardware included.