This spectacular bullpup nerf gun was developed by the guys over at Mostly Harmless Arms. It is complete with 3D printed parts in a variety of colors. The Extension Spring/Latex Tubing (ESLT ...

[Vik Olliver] adds a bit more power to what has traditionally been a store-bought toy by designing this printable dart gun ... own 3D printer don’t fret. You can always give this Nerf dart ...