Nerf Hyperfire Elite Barrel Extension

This is a barrel extension I made for my friend's son in order to get him interested in creating things with CAD, so I figured I'd toss it out here for everyone. It slides onto the barrel with a fairly close sliding fit and the "claw" feature snaps onto the front of the gun and holds securely. I recommend sinking it into the buildplate in your slicer and printing just the claw and the back end of the bore to check fit on your gun, and tweak the STEP file in your CAD software (I recommend OnSha