Monza Gas Caps for Harley & Triumph Motorcycles

The flip-up Monza style gas cap is a classic for a reason. As seen on race vehicles of all types for nearly a century! Now you can easily run a Monza flip-up gas cap on your Harley-Davidson or modern Triumph motorcycle with one of our thread-in adapters. There are also weld-in and bolt-in Monza gas cap adapters available to help make all of your wildest gas tank dreams come true!