Charge Wells that are 3D printed from PETG, designed for use with 4F powder and tested to designed limits. https://youtu.be/h1J4qLu3yR8
Designation on a charge well is the recommended maximum load to be placed into it..
0.5g Charge Well: Hole Spacing 1in for #6 Screw
2g Charge Well: Hole Spacing 1.1in for #8 Screw
5g & 10g Charge Well: Hole Spacing 1.6in for #8 Screw