Atari 2600 PlusCart Shell V6

An easier-to-print shell for the Atari 2600 PlusCart
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This new shell replaces the V5 version at https://www.thingiverse.com/thing:4584227

It incorporates a few size adjustments and features making it much more "secure" than earlier versions.

Tips:

Basic usage: print the PINS, LABEL, LETTERS, FRONT and BACK.

I've included a PADS part, which is designed to be printed at the same time (at the same offsets) as each of the shells. It provides extra "anchorage" to stop the corners lifting of your bed, if you have that problem. The pads peel off easily after printing, and the very small area of adhesion can be cleaned up with a scraper or even just a fingernail. Optional.

When printing the PINS, you may find that they easily come off the bed. To avoid this (and elephant's foot caused by making the bed closer to the nozzle), I tend to slice this part with a skirt - 10 lines and a distance of 0.2 mm. This allo