WTB xtm 9 hw mdi 75 t transducer

looking for the above transducer for my Helix 7 di gps gen 3

Thanks

Dave

Edit

Correct one needed... this is a Transom mount for Helix 7 di g 3

Humminbird 710295-1 XNT 9 HW MDI 75 T HELIX 7/8 (MEGA Down Imaging) Dual Spectrum CHIRP with Temperature Transom Mount Transducer,Black