Why do people always say you need screws, you need a metal spring… Pff this works for me just fine! All printed nerf magazine!
Sweet stuff! I’d love to see more 3D printed Nerf stuff here.
No problem ^^ look at my profile youll see a barrel 
I already checked that out too! Great stuff!
Dang. I wanted to design one… Beat me to it! 
(although I’m doing stuff for the MEGA dart equivalent…)