Underhill Casting Vertical Mold System - Deluxe 36 Pen Boxes & Cases The matching blank for the

The matching blank for the lower barrel is plain (uncarved)

These blanks fit the PSI Bolt Action (30 cal) pen kits

4mm per side

clip assembly

Blank Size: ¾″ × ¾″ square stock

Underhill Casting Vertical Mold System - Deluxe 36 Pen Boxes & Cases The matching blank for theUnderhill Casting Solutions Vertical Mold Deluxe 36 Now you can make vertical casts like a pro! This is the original vertical casting system developed by John U. John has used this same system for over 10 years to make all of his famous vertical tube in blanks and color casts. Now he has agreed to make it available to you! 36 Position All Delrin Rack (No sticking resin!) 72 Heat Resistant Tube In Plugs 36 Delrin Bases 36 Retainers 36 Color Casting