Pinstripe Pen Blanks – by John U

Bring a timeless, sporty look to your next project with the Pinstripe Pen Blanks by John U. Inspired by classic pinstripe styling, these blanks combine precision 3D-printed striping with vibrant Alumilite resin, creating a clean, high-contrast design that turns beautifully and finishes even better.

Available in a wide variety of color combinations, these blanks are perfect for matching your favorite team colors or achieving a refined, classic aesthetic. Each blank is cast in the round, making them easy to turn and ideal for both single- and two-pen projects.

At a full-length size, you can create two Sierra-style pens from a single blank, or use the extra length for larger custom designs.

Features

• Classic pinstripe design with modern 3D detail

• Precision 3D-printed stripes for crisp, consistent lines

• Cast in durable Alumilite resin for smooth turning and long-lasting performance

• Available in assorted body and stripe color combinations

• High-contrast pattern with excellent visual depth

• Full-length blank – ideal for multiple pen projects

• Cast round for easy, efficient turning

• Handmade and crafted by John U

• Blank size: 5.75″ × 7/8″

• Sold individually

Tips for Success

• Mark and drill through the center of the pattern, not the physical center, for best visual alignment

• Use for two Sierra-style pens or adapt for larger custom builds

• Apply a clear, high-gloss finish (such as GluBoost) to enhance depth, contrast, and overall appearance

• Completed example pen is a white with light blue stripes pen blank on a ti blue Diamond Knurl Rollerball pen kit. With a customized centerband and finial.