.40 cal to 10mm barrel swap?

Jake_L

Member
Joined
Apr 29, 2023
Messages
8
Location
Louisiana
I have a Glock Gen 3 Model 22 which is chambered in .40 cal. I was wondering besides swapping the barrel, are there any other mods I'd have to do in order to convert it to 10mm?
 
All you need is a barrel, slide, and frame...;)

The G22 is too small for 10 mm (grip depth, ejection port, etc), and probably too weakly constructed.

The 10mm Glocks are built on a chunkier frame and slide than the 40/9/357 Sig models.

You can convert to 9mm with a barrel and magazines, or a 357 Sig with just a barrel, but 10mm Auto and 45 ACP are off the table.
 
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