“Sledgehammer” Shell-Ejecting Dart Blaster - Hardware Kit

This kit includes everything you need to assemble your Sledgehammer shell-ejecting dart blaster from your own 3d printed parts.

3D print files and assembly tutorial can be found here:
Sledgehammer Shell Ejecting Dart Blaster - Free 3D Print Model - MakerWorld

Note: assembly requires the use of a soldering iron to install heat-set threaded inserts