Railblaza Kayak/Canoe Sounder & Transducer MountThe Sounder & Transducer Mount Kit has been developed for kayak anglers needing an easy way to install and remove fish finders or sounders With this kit you can install and uninstall your fishfinder or sounder in a matter of seconds, no messy adhesives or excessive drilling of fittings required The Kit can be completely removed with one click of the StarPort slide lock protecting your sounder when in transport Dimension 0. 25 x 0. 12 x 0. 05