Speedloader customizer

This is a device that holds the ammo needed to reload a revolver cylinder, and quickly. Print a handful of these, fill them up with ammo and keep them handy. It only takes a second or two to refill an empty revolver.

The lockinsert (or simply "lock") may need to have its four "ears" sanded slightly to lessen the force required to turn it between locked and unlocked. A #4 screw of about 1/4" to 1/2" holds the two together. The exact screw length limits depend on which variation you build as they are not all the same overall length.

As of this writing, the only Presets that have been tested to work properly are the S&W N frame 45AutoRim x 6, the S&W L frame 44 caliber x 5, and the S&W J frame 38 x 5 (which should also work on a J frame 357 magnum.)

Version 2 adds an option to generate STL for a carrier for filled speed loaders. Building the carrier has a number of options that the designer tried before settling on the "Latch Only&qu