Viper® Self-Venting Gas Caps are designed with ease of use and simplicity in mind. You’ll never lose your gas cap with a retainer attachment that ensures your cap and your tank will remain together as lifelong fishing partners. Self-venting, self-locating…just don’t forget to screw it on! Allows your gas tank to breathe. Connected retainer piece prevents the cap from getting lost. Made with a high-density plastic, and cold weather in mind.
