5707:Transducer Bracket holds sensors: Bracket is 1-3/4" wide at opening Eagle-High speed mount, Humminbird-LCR series, Lowrance-High speed mount, Micronar-High speed mount, Humminbird-Live Wide
 
5708:Koden Transducers, Bottomline, Computrol, Eagle, Furuno, Genetron, Humminbird, Lowrance, Micronar, OMC and Si-Tex some older generation Garmin. For series look under 5706 and 5707.
 
5709:Hummin’ bird-TCR seriesLowrance/Eagle-Transducer model LHS-WSTHumminbird-SHS,XHS,SPT,XPT