Garmin 010-12106-00 Step Mount for Garmin Echo Fishfinder Easily attach your compatible 4, 8- or 12-pin transducer to the step of your boat with this mount, which provides excellent sonar returns at low speeds. The mount protects the transducer from underwater obstructions and creates no drag on the boat Easily attach your compatible 4, 8- or 12-pin transducer to the step of your boat with this mount, which provides excellent sonar returns at low speeds. The mount protects the transducer from underwater obstructions and creates no drag on the boat Easily attach your compatible 4, 8- or 12-pin transducer to the step of your boat with this mount, which provides excellent sonar returns at low speeds. The mount protects the transducer from underwater obstructions and creates no drag on the boat