... marine, boat, ship, yacht/engine 2.Control throttle, shift 3.Zinc alloy, antirust ... for marine motorboats, fishing boats and other waterborne vehicles, control accelerator and gearshifting of diesel or gasolene ... engines.2. Dual action lever (throttle and shift control on one handle).3. Neutral safety ... 131 feet.6. Ergonomically designed, neat installation and operation, top mounting.7. Approved ISO 9001 ...