Sierra Series 4.0 - Blue
We are celebrating 10 years of mold making this year by bringing back an old favorite, the 4 cavity sierra mold, but with some improvements, using our experience and technology to bring it up to today's standards. For more information on the history of PTownSubbie mold making, please visit our anniversary reflections page.
This 4.0 blue tube-in silicone mold casts up to four tubes for the following kits:
- Sierra Twist BP Pen Kit
- Sierra Vista Pen Kit
- Apprentice Classica Twist BP Pen Kit
- Artisan Aero pen Pen Kit
- Gatsby Twist BP Pen Kit
- Wall Street II Twist BP Pen Kit
- Elegant Beauty Twist BP Pen Kit
- Lancer Twist Pen Kit
- Lever Action Pen Kit
- Mesa Twist Pen Kit
- Virage Twist Pen Kit
- PSI Art Deco Twist Pen Kit
- PSI Magnum Twist Pen Kit
- PSI Majestic Squire Twist Pen Kit
- PSI Nouveau Sceptre Twist Pen Kit
- PSI Bolt Action (30 Cal) BP Pen Kit
- PSI Gearshift Pen Kit
- PSI Steampunk Pen Kit
- PSI Diva Charm Pen Kit
- PSI Vertex Bolt Action Pen Kit
- Taylors Mirfield British Made Ares Pen Kit
Most tube-in series are universal in nature, if the tube length is close and bushings are the same size or smaller, then the tube-in blank should cast properly. Please visit IAP Kit Bushing and Tube Reference for various pen kit dimensions.
Initial set of stoppers are included with a mold purchase. CLICK HERE to buy replacements.
Blue molds except Gisi Style Molds cast Polyester Resin (Silmar 41), Urethane Resin (Alumilite Clear), and Epoxy Resin.
Mold release sprays help to extend the shelf life of our molds. We recommend Stoner Thermoset for Polyester and Epoxy Resins, and Stoner Urethane for Urethane Resin.