The tubes form the internal framework of the finished pen, providing the strength, stability, and precise alignment required for a professional-quality writing instrument. Manufactured to match the original specifications of the Ivy Pen Kit, this replacement tube set ensures a secure fit and smooth assembly process.

Whether you’re working with beautiful hardwoods, acrylics, resins, or hybrid blanks, having a spare Ivy Tube Set on hand can save both time and materials when unexpected mistakes occur.