Thank you for choosing the Modern Fuel Side Click Pen. It is a precision writing instrument manufactured to high quality standards, and we hope it provides you with many years of reliable use.

For normal use, the only maintenance required is replacing the refill and, if needed, tightening the clip set screw. We recommend avoiding disassembly of the pen beyond these steps. 

Most questions or issues can be resolved by replacing the refill or tightening the clip set screw. If you experience a problem that cannot be resolved with these steps, please contact us before attempting to disassemble the pen so we can help guide you.

In rare cases, a manufacturing defect may occur that requires warranty service. If you believe your pen may have a defect, please see the information below for information on submitting a warranty request.