If using for a Glowforge you must remove the provided crumb tray before using these. Riser blocks allow you to remove your crumb tray and still get
Glowforge Riser File
Laser Blocks
Glowforge Material Riser Blocks – Nani Design
3D Printed Laser Honeycomb Lay Flat Pins and Risers for THUNDER
Riser Block
Glowforge Riser File
Glowforge Material Riser Blocks – Nani Design
Laser Focus Block
Aeon Pin
Glowforge Blocks
3D Print File for Glowforge Riserblocks
Laser Focus Print - Hong Kong