Gear Tips: DIY Pedalboard Risers (when using Pedaltrain or similarly tight-spaced pedalboards) - YouTube
Made my own Pedal risers!!! : r/guitarpedals
DIY Bass Drum Risers - CompactDrums
D'Addario XPND Pedal Board Riser - Elevate Pedal for Guitar Pedal Board - Raises 1 inch on Pedalboard - Built In Cut Out for Cable Routing - Riser Fits 2 Pedals :
Nano+ Pedalboard Riser by SS220 | Download free STL model | Printables.com