Yamaha - Nut,hexagon - 90170-30M18-00 Mercury-135HP-Verado-4-CYL-2019 Maintains peak performance even under

Maintains peak performance even under extended full-throttle operation

Works with Mercury and Mariner 30–250 horsepower 2-stroke outboards

single throw switch turns two circuits on at the same time

You pull the cowling

By installing one inner puck on your primary saltwater bay boat and a second puck on your small aluminum skiff or pontoon

Yamaha - Nut,hexagon - 90170-30M18-00 Mercury-135HP-Verado-4-CYL-2019 Maintains peak performance even under90170 30M18 00 NUT,HEXAGON WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.