Help: How do XD Safety's Work?

Nathan

New member
So, this all started when I decided to sell my Glock 21 and XD40 for a 5" XD45. I've shot both of the guns a fair amount, but I think I prefer the XD trigger, mags, mag release, available thumb safety, steel sights, loaded chamber indicator, and grip...

Now, I'm thinking thumb safety or not???

I think the trigger safety blocks trigger movement, but...
What exactly does the grip safety do?
What exactly does the thumb safety do?
 
The grip safety has a notch in it that rests directly under the sear, preventing it's movement unless it is depressed. The thumb safety also locks the sear, in a different position.

I'm not really a fan of safeties on most guns. I would personally take the Gen4(and only the Gen 4) Glock 21 over the XD, but if you've made that decision then more power to ya. I would go for the one without the thumb safety. The XDM might one to consider as well.
 
So, this all started when I decided to sell my Glock 21 and XD40 for a 5" XD45. I've shot both of the guns a fair amount, but I think I prefer the XD trigger, mags, mag release, available thumb safety, steel sights, loaded chamber indicator, and grip...

Now, I'm thinking thumb safety or not???

No. The thumb safety is only on a couple models of .45.

I think the trigger safety blocks trigger movement, but...
What exactly does the grip safety do?

Blocks the sear.

What exactly does the thumb safety do?

Dunno.

Don't forget the striker block.
 
Yup, the grip safety blocks the sear.

Most likely the thumb safety will do the same.


A thumb safety is not really needed with the design. If you carried a glock just fine, then the XD will be similar.

The reason the grip safety exists is an extra margin of safety due to the precocked nature of the XD design.
 
The reason the grip safety exists is an extra margin of safety due to the precocked nature of the XD design.

Not true. There is an internal striker block that prevents the gun from firing if the striker/sear should ever fail. This precocked striker b*llsh*t is something that Glock fanboys love to quote.

The grip safety is an extra margin of safety to prevent AD/NDs from happening if you do something stupid.
 
From my studies, it seems that the thumb safety locks the trigger bar. So, it's real purpose is to lock the action up until the user signals go by releasing the TS. Seems like an ok idea. Keeps order of operations very 1911 like.
 
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