3 waters bigfish 108 pdl review and modifications
this is a detailed walkthrough of the 3 waters bogfish 108 peddle kayak and its pros and cons, here is the demensions for the transducer mount plug modification ( length - 2 13/16, width 1 9/16 for the top part) for the smaller square here is those demensions ( 1 9/16 x 1 9/16 )