Has your run/choke switch knob broken on your generator? Our newly designed replacement knob is a perfect fit (screw included), manufactured for seamless compatibility with your Predator 3500 inverter generator. Made in the USA from durable, UV- and heat-resistant high-quality polymer, it comes with new installation screws for easy setup, ensuring reliable operation and long-lasting durability. Thisknob is resin printed for better durability & physical appearance.