Modifying the Keltec Sub2000 Glock 17 to fit Glock 19 Mags
The Keltec Sub2000 is hard to find to begin, harder in a Glock 17 magazine format and totally impossible to find in a Glock 19 magazine format. Fortunately, the Sub2000 Glock 17 format is easily modified to accept the shorter Glock 19 magazines.
Mark a line just under the screw in the handle. Remember it's far easier to take off more of the stock than to add some back.