Hello everyone: I am a cashier at a grocery store so I have a lot of weird conversations with people. I got into a conversation with a regular customer about glocks and he was saying that they aren't good because the barrel is set in polymer or something and will mash the polymer after about 500 rounds. I am not sure what he is talking about and already have about 300 rounds through it with no signs of stopping. Anything I should look out for since this is my carry gun? I clean it every time I go out shooting.
As already mentioned by others, not to worry, and continue to fire your Glock as always with confidence.
However,
it's not a bad idea to replace the factory recoil springs with an aftermarket Wolff spring of increased pressure if you are going to be firing full house rounds much of the time. I'm not saying you should do this as much as I am just saying that it is an option you can choose.....especially if it will give you peace of mind, as it does for me. The factory can't know which cartridges you will be shooting and so they have to use an intermediate tension spring that will work reliably with a spectrum of moderate to high power rounds alike. It's
also not terribly unusual for the factory recoil rod assemblies to pop apart. (a shooting buddy had the rod pop out of his Gen3 Glock27) I have replaced the self contained recoil assemblies in both my G33 and Kahr MK9 EDC guns with a standard "none-captive" rod & higher tension Wolfe spring. Because I know that I am firing fairly stout rounds for self defense, it's preferable to absorb as much recoil as possible.....not to mention also that my Kahr MK9 frame is known to crack....so it's better to absorb excess shock.
If you do order a higher tension spring, thouroughly fire your gun with the cartridges you intend to carry and make sure your gun works reliably with that spring. Did it in both my guns, and reliability is the same and all remains well.
Here is the link to the Wolfe company that provides rod & spring replacements;
https://www.gunsprings.com/index.php
Hope this helps. Happy shooting either way. :cheers:
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EDITED TO ADD on 8-16-17; There's always that one guy in the crowd who has to nay-say me or anybody else who has chosen to upgrade our guns. It's amounts to calling me a fool or a liar, and I finally put one know-it-all in red on my ignore list. Folks, it is a known fact that some captive recoil assemblies can be problematic;
https://us.glock.com/customer-service/recoil-spring-exchange
Prior to this, the gen3 27's were known to have RSA failures as well. (as I said, my buddy's popped apart) I'm sure there are other problems reported with various Glocks & recoil assemblies that I haven't checked into. (ie; I haven't researched them because I don't own them.) But, we all agree that it is an established fact that any recoil spring can get weak. I was merely suggesting that you may choose to replace the captive recoil assembly with a Wolff one piece rod & seperate spring, and take that time to carefully choose the spring tension suitable for a steady diet of high pressure loads too while you're at it....if that's what you fire much of the time. Make sense? The bottom line that I highlighted in blue above, is for you to range test your new springs thouroughly; If it works, then it WORKS. No need for some here to call out folks as being fools or liars.