Originally Posted by Gray_Wolf
Did Glock make any changed on Gen4 guns since they been made? there are some reports of poor reliability in gen4 guns (any truth to that?) and others said that Glock fixed the issue (how??) If that's true that glock made changes to the gen4's what was changed and what date/SN guns are 'safe' to buy?
Dude! Do some reading. The only change I'm aware of post-production on the Gen4 guns is a few revisions of the new dual spring recoil assemblies. Some people had function issues with the original dual spring assemblies with "weak US market ammo".