"Do Not Use Excessive Upward Force When Inserting Magazine..."

Hi, Emory:
My limited training / experience:
1. 8 years Military (ordnance)
2. 45 years LEO
3. Graduate of FBI Training School
4. Firearms Instructor in Military and LEO.
Disability Retired 2007 (on duty incident)
Jimmy

Hey that's great you are an expert.

Can you please enlighten the rest of us as to what damage is caused to a Glock, when the pistol is at slide lock, and a fresh magazine is loaded with authority causing the slide to follow a round forward?

I've never owned a S&W semi automatic. Maybe that's why I don't get it?

I have been to Glock amorous school, and I was always told to run my gun with authority. Same with 1911's and AR's. By that I mean inserting mags briskly. Am I supposed to gently seat the mag?

And I've never had a briskly inserted mag not pick up a round and chamber it when the slide follows forward. I'm sure it could happen, but it's a much more reliable way to run your pistol than to gently insert mags.

However I've seen many Malfs when shooters failed to insert their magazine all the way into the weapon, and then drop the slide on an empty.

Emory

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Honest Men Fear Neither The Light Nor The Dark
 
Hey that's great you are an expert.

Can you please enlighten the rest of us as to what damage is caused to a Glock, when the pistol is at slide lock, and a fresh magazine is loaded with authority causing the slide to follow a round forward?

I've never owned a S&W semi automatic. Maybe that's why I don't get it?

I have been to Glock amorous school, and I was always told to run my gun with authority. Same with 1911's and AR's. By that I mean inserting mags briskly. Am I supposed to gently seat the mag?

And I've never had a briskly inserted mag not pick up a round and chamber it when the slide follows forward. I'm sure it could happen, but it's a much more reliable way to run your pistol than to gently insert mags.

However I've seen many Malfs when shooters failed to insert their magazine all the way into the weapon, and then drop the slide on an empty.

Emory

------------------------------------------------------------------
Honest Men Fear Neither The Light Nor The Dark
Hi:
Please don't consider me an "Expert" as I am not. However I think the difference of opinions is the "Wording". Inserting a magazine briskly or inserting positively is correct. "Slamming" a magazine can and will cause excessive wear/damage to the magazine release and magazine lips. I speak from real experience. I am sure that the shooters of speed/time matches have different experiences but possible their equipment is different than that of a average LEO or shooter. Glocks do "Break" hense armours keeping extra parts in inventory. I recently returned two Model 23s with cracked slides. (Don't let this out, but I am a Glock fan)
Jimmy
 
I'm a retired LEO, 6 times Thunder Ranch Grad, and IPSC shooter.

If you're a six time graduate of Thunder Ranch, then you have heard Clint say a million times, "I've never seen a stopwatch in a gunfight."

What's the hurry?

Slamming a mag so hard that the slide closes is not operating the pistol the way it was designed to be operated and there is the chance of ending up with an empty chamber.

With all that being said, it's your hide, shoot the way you see fit.
 
I think Jimmy hit the nail on the head, we are talking semantics here. I don't much care for the term "slamming" the mag in, but positively inserting it to assure it is seated and the mag catch is engaged seems like the thing to do......
 
"Slamming" a mag in could peen the mag catch and possibly break the catch. Insert mag with off hand index finger running along the front of the mag, roll your palm up and push with the heel of your hand smartly, apply your preferred slide release style. Dale
 
I've always found that when a pistol starts auto-forwarding it's time to replace the recoil spring. Think of it as a maintenance warning indicator.
 
To protect them from the guy with his finger on the trigger, when he chambers a round and discharges it.
When used correctly, with the finger off the trigger, it is a good feature for the experienced shooter to quickly engage his round.
 
After 20 years as a LEO Firearms Instructior,the only time I've seen this as an issue is inserting a full size Glock mag in one of the lesser capacity Glocks of the same caliber. Example a 17 mag in a 19. It should seat properly BUT have seen officers under stress push it a little too hard and it wants to slide up a little too high in the mag well. This can lead as other Glock armorors will attest to some difficulty in the mag release snapping back to secure the mag. And to clarify...with the slide locked back. Forward the upward motion will be limited and and seating the mag release should be as expected.
 
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Ok guys, thank you for your input. I'm glad I found this post as I just made a NEW post on the same subject after doing a search for the subject. As I read your posts, some say it's good some say it's bad. Can you please help out a very obsessive guy here? 1. Is it a function that is part of my M&P 40c's design? 2. Do other gun manufactures do the same thing 3. Should I worry about this happening 4. Should I return my gun? Thanks in advance Guys.
 
ALL of my Sigs and 3rd gen smiths will do it- all semi auto will do it. Don't jam the mag into the pistol with 2 tons of force. There is really no need to force a mag into a pistol, just push it in enough and let the mag catch do it's job.
 
OXSOUP

Thank you you just summed up my questions and gavr a guy with obsesive compulsive some relief. Knowing all semi autos do it makes me feel better. now if I can get the sluggish slide return issue esolved I'll LOVE my 40c.
 
A nice feature for the experienced, and a potential problem if you insert the loaded magazine with your finger on the trigger and it startles you when the slide goes forward, leading to an unintended round downrange.

That's why trigger control is critical. Makes sense.
 
I don't believe it is designed to do that, and I would have any 3rd gen I own FIXED if it was doing slam slide closures.

The only time I have ever experienced this was the first magazine load on a rental M&P 40 at the S&W range in Springfield, and i was not pleased. I cleared the pistol and put it down, and turned around to ask the range guy about it. He just shrugged and said "they do that" .

My agency issued the HK USP series for years and I was a HK trained armorer. All our USPs did this and the factory said it is normal. As long as the weapon is pointed down range, finger off the trigger, no problem. Never caused a problem for us, you just have be familiar with your weapon.
 
The new M&P 2.0 have an additional detent in front of the slide release to keep this from happening.
Tom
 
A buddy of mine blew out my passenger window of my car, 20+ years ago, when he did this with my Chicom Tokarev.
Turns out, 7.62x25mm is a great round for shooting through car windows.
 
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