Old school mecs

I got a lot of stuff to sell off,here 2 side fire mecs
i have long since forgotten the names of both
the one on the left is a GG similiar mod.not a clone
right one is modular from Philippines ,the 510 doesn’t thread all the way down on end in pic but will on the other end
18650,i believe these will take an 18350 also ?????

bundle deal,won’t split
25.00 shipped : zelle is preferred or PP