Propeller nut kit 8M0056235 is for 75hp and higher Mercury outboards
Mercury-Mercruiser 10249X70 MANUAL-OWNERS
Delivers enhanced durability while protecting the engine drive train from impact damage
Mercury-Mercruiser 15794880 MANUAL-OWNERS
Includes a 6" spline post and bulkhead/flat surface mounting base
Humminbird 7402021 Helix Ice Conversion Kit $13.46=+$2.50 Propeller nut kit 8M0056235 isIt has it all. Master power switch, quick connect SAE power cables, large handle, multiple 1 4" 20 mounting options for accessories, two rod holders, cable and transducer management, and a battery cover. Compatible with Helix 7, 8, 9, and 10 CHIRP models. Whats Included: Dual Spectrum CHIRP ICE transducer, ICE shuttle, hardware, quick connect SAE power cables.