Putting payloads into model rockets can be more complex than simply shoving stuff into an open spot, so [concretedog] put some work into making a modular ... tube with a 3D printed threaded ...

[yyh1002] has skirted the problem by creating a customizable modular mounting system, and it’s taken the 3D-printing world by storm. The system was inspired by GoPro mounts, which are a system ...