Sprue Bases - Tree Type

Choose from 8 sizes fitting the following flask diameters:

• 121.825 1-3/4"/45mm
• 121.824 2"/50mm
• 121.826 2-1/2"/65mm
• 121.827 3"/75mm
• 121.828 3-1/2"/90mm
• 121.882 3-3/8" 93mm
• 121.829 4"/100mm
• 121.830 5"/125mm

These are the tree type rubber sprue bases with a center hole that will fit a 3/8" sprue wax like our number 121.508 or 121.524.