Improved nerf blowgun revolver

Firstly, look at the original under the "remixed section" before you consider printing this.

Basically the same as the original, with 3 improvements.
Firstly, much tighter holes for the darts. This will hold whistler darts snuggly, so that they don't fall into the barrel or out of the back if you point it upwards. If fact, depending on the precision of the printer, you may need to sand down the dart heads so they don't get stuck. Also, it helps if you grease/oil it before use to help the dar