The MHX HS is a transducer mounting hardware kit for XHS model transducers Compatible with: XHS 9 HDSI 180 T, HELIX 12 CHIRP SI GPS, HELIX 10 SI GPS, HELIX 9 SI GPS, 1199ci SI GPS, 999ci SI GPS, 1198c SI GPS, 998c SI GPS Quick and easy installation Designed specifically to be used in a marine environment Includes hardware for mounting XNT transducers and product manual Works with XNT 9 20, XNT 9 20 T, XNT 9 QB 90 T, XNT 9 QB 90, XNT 9 SI 180 T