https://www.creativeglassshop.ch/en/kiln-furniture/4277-kiln-posts-square-25x25x25mm.html
Kiln Posts - Square - 25x25x25mm
kiln postssquare
https://shop.clay-planet.com/kiln-posts-2inch-square.aspx
Square Kiln Posts
kiln postssquare
https://digitalfire.com/picture/3022
Making Your Own Heavy Duty v1 Kiln Posts The tools and supplies needed will enable other things too
Supply chain issues motivated me to make my own kiln posts. 3D printing a tapered hand extruder die was easy. Guess what clay recipe worked really well?
tools and suppliesyour ownheavy dutykiln postsother things