Author Topic: CZ 75 TRS Heavy  (Read 2516 times)

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Offline dbarn

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CZ 75 TRS Heavy
« on: October 27, 2017, 05:15:38 PM »
Has anyone tried one of these? I have one on order and hoping it will help give a faster trigger reset as advertised from CZ Custom.

Been getting trigger freeze on my SP-01 every now and then on multiple shot strings. Probably not necessary on the non FP block models with shorter trigger reset, but may be an improvement for the B models.

Offline pewpew4life

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Re: CZ 75 TRS Heavy
« Reply #1 on: October 27, 2017, 08:42:25 PM »
Are you talking about the reduced power TRS from Cajun Gun Works?

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Offline dbarn

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Re: CZ 75 TRS Heavy
« Reply #2 on: October 27, 2017, 09:49:08 PM »
No sir, going the opposite direction. This guy:

https://czcustom.com/cz-75-trigger-return-spring-heavy.html

Offline pewpew4life

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Re: CZ 75 TRS Heavy
« Reply #3 on: October 27, 2017, 10:42:21 PM »
Ah, gotcha. Sorry, no experience with that spring.

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Offline doc171

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Re: CZ 75 TRS Heavy
« Reply #4 on: October 28, 2017, 12:53:15 AM »
Tried it, hated it due to heavy trigger pull. Removed it, now resides in spare parts box. I'll continue to use the CGW reduced TRS.

Offline dbarn

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Re: CZ 75 TRS Heavy
« Reply #5 on: October 28, 2017, 09:43:35 AM »
There always seems to be trade offs. This particular pistol SP-01 Tactical, has the CGW pro package installed by CGW. And don't get me wrong it's one of my favorite pistols. All except for the weak and longer trigger reset compared with non B models. This is not a competition pistol.

I'm thinking it may add a pound to the pull, but if the reset is stronger it may be a valid trade off.

Offline doc171

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Re: CZ 75 TRS Heavy
« Reply #6 on: October 28, 2017, 03:44:54 PM »
There always seems to be trade offs. This particular pistol SP-01 Tactical, has the CGW pro package installed by CGW. And don't get me wrong it's one of my favorite pistols. All except for the weak and longer trigger reset compared with non B models. This is not a competition pistol.

I'm thinking it may add a pound to the pull, but if the reset is stronger it may be a valid trade off.
If I remember correctly, SA trigger pull went to 8 pounds and DA went off chart of my manual trigger pull gauge.

Offline schmeky

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Re: CZ 75 TRS Heavy
« Reply #7 on: October 28, 2017, 05:36:18 PM »
The issue is not actually the TRS.  The issue is improper adjustment of the #34 trigger bar support spring.  From the factory one or both sides of this spring are always trying to wedge between the trigger bar and the frame, creating a scratchy, jerky, slow reset. 

We tell folks many times a day how to properly set this spring.  The difference is amazing. 

Or you can always reinstall the OEM TRS.

Offline dbarn

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Re: CZ 75 TRS Heavy
« Reply #8 on: October 28, 2017, 07:59:06 PM »
Thanks for the info Dave. You and I have discussed this before and reset the trigger bar springs. It definitely helped no question. Your adjustment also eliminated a false reset. I think it's just the nature of the beast and the type shooting we do.

Believe it or not it already has the OEM installed. Just looking for a faster stronger reset not necessarily smoother or shorter. Trying to eliminate the occasional trigger freeze.

« Last Edit: October 31, 2017, 09:02:36 AM by dbarn »

Offline copemech

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Re: CZ 75 TRS Heavy
« Reply #9 on: October 29, 2017, 12:34:35 AM »
trigger freeze, or are you actually outrunning the trigger?

Offline dbarn

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Re: CZ 75 TRS Heavy
« Reply #10 on: October 29, 2017, 09:14:13 AM »
Yes. On multiple, timed rapid fire shot drills.

Whether it's trigger freeze or outrunning the trigger, going back to the OEM TRS has reduced the number of occurrences. It could very well be me.

Going to give the heavy a try. May or may not help.
« Last Edit: October 29, 2017, 09:16:45 AM by dbarn »

Offline dbarn

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Re: CZ 75 TRS Heavy
« Reply #11 on: October 30, 2017, 10:56:23 PM »
Well it came in today. It's unquestionably beefier and the install more difficult.

For one thing the shorter leg is not bent down for easy install. Thank goodness for CGW's slave pin.

The double action poundage has increased no question, though still very managable. Maybe by two pounds (guessing as I do not own a scale). However with CGW's pro package it's still very smooth with no discernible stacking from the decock position.

The single action has actually increased very little and now comes to a more predictable break. Also no question the reset is more positive as the trigger more quickly follows my trigger finger back to the reset position. All in all I'm encouraged. The proof will be in the shooting however and it will be next week before I can get to the range.

Offline MadDuner

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Re: CZ 75 TRS Heavy
« Reply #12 on: October 30, 2017, 11:10:11 PM »
The issue is not actually the TRS.  The issue is improper adjustment of the #34 trigger bar support spring.  From the factory one or both sides of this spring are always trying to wedge between the trigger bar and the frame, creating a scratchy, jerky, slow reset. 

We tell folks many times a day how to properly set this spring.  The difference is amazing. 

Or you can always reinstall the OEM TRS.

Is this procedure written up or posted anywhere?
Mine has been flawless, but a shooting buddy of mine has had issues with his trigger not resetting correctly.

Offline dbarn

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Re: CZ 75 TRS Heavy
« Reply #13 on: November 06, 2017, 04:24:35 PM »
Finally got to shoot my SP-01 Tactical with the new TRS Heavy.

Shot 150 trouble free rounds today. The trigger reset is stronger and no trigger freeze. In short, I believe this has solved my problem. Is there a trade off? Yes the initial double action trigger pull is more stiff, but still very manageable and smooth I believe thanks to pro package install from CGW. I could not see an accuracy difference on the DA pull.

In return, I have a more positive reset and a predictable single action break. I'm not sure how the heavy TRS will help a stock pistol if you are unhappy with the OEM TRS. YMMV