So I picked up a couple of Rubies E11s on the advice of a few members so that the younglings can have something to handle other than my good showpiece. I've seen some great mods and I don't think I'm up to one one a super scale yet, but I think I can do a passable upgrade and a vast improvement to the Etsy slap-dash jobs.
Here's my quick list:
Sand down the T Tracks
Drill out the barrel cooling holes
Drill out the matching holes in the folding stock
Drill out the f