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AR15.COM
10/23/2011 9:46:13 AM EDT
As I mentioned in my last post, I just became the new owner of a Colt GM. The questions I have are, 1) Is the trigger plastic, and 2) the mainspring housing feels like it's plastic; is this true.

If so, where is the best place to get metal replacements.

Thank you
10/23/2011 10:02:51 AM EDT
[#1]
My GMNM is a series 70, so I can't say about the trigger, I know mine is metal and is OEM.















As far as the mainspring housing, I've changed some out on other Colts, and have always used Ed Brown housings, I've gotten them from Brownells.






















ETA here's a link to the housings












 
 
 
 
10/23/2011 11:27:28 AM EDT
[#2]
just browse brownells or midway for triggers and MSHs.
there are only a couple manufacturers on there to stay away from.  The majority are GTG
remember that the triggers will need fitting
10/23/2011 11:55:04 AM EDT
[#3]



Quoted:


As I mentioned in my last post, I just became the new owner of a Colt GM. The questions I have are, 1) Is the trigger plastic, and 2) the mainspring housing feels like it's plastic; is this true.



If so, where is the best place to get metal replacements.



Thank you



First, the "plastic" parts are durable. COLT has been using them on the M1991A1 for 20 years and there aren't any reports of failures that I have ever read.



But, it you want to replace them, buy them from COLT. Their prices for parts and shipping are competitive and they ship quickly.





http://www.coltsmfg.com/ShopOnline/tabid/62/CatID/10/Government_Model.aspx



 
10/23/2011 6:48:42 PM EDT
[#4]
Current production Colts....

Series 70 = steel trigger and steel MSH

Series 80 = aluminum trigger and plastic MSH


It is my understanding that earlier Series 80 guns did, in fact, have plastic triggers.

I would agree that the plastic MSH is quite durable and should be changed out only for preference, not concern for function.  (I do change mine).


ETA:  Definitely use Colt replacement parts.  They are good to go.  I get mine through MidwayUSA.com (good prices).
10/24/2011 3:12:28 AM EDT
[#5]
Mine were both plastic.
10/24/2011 8:19:02 AM EDT
[#6]
Quoted:
Mine were both plastic.


Hmm.  Interesting.  Which series?  Truthfully, this subject has been a bit confusing.  I'm positive that the Series 70's have steel triggers (specs on Colt's website even list this) and steel MSH's.  As far as the Series 80 XSE goes, they state that the triggers are aluminum.  I would swear that I read that the 1991's had aluminum triggers as well, but I don't see that listed now.  Both S80 1991's I purchased in the last two years have aluminum triggers.  As far as MSH's go, It does appear that all S80's (XSE and 1991) come with plastic.  (Although, Gold Cups apparently have a steel MSH)

Maybe they've been switching back and forth with the triggers?  Who knows?  Heck, I remember a guy here, not too long ago, stating that his blued S70 repro came with a flat plastic MSH.  Never got any clarification on whether that one had been possibly changed out before he got it.  Didn't sound right to me though.

10/24/2011 8:54:38 AM EDT
[#7]
The original 5" ORM 1991 models came with plastic triggers, grips, MSH, and guide rods.
10/24/2011 9:18:08 AM EDT
[#8]
Quoted:
The original 5" ORM 1991 models came with plastic triggers, grips, MSH, and guide rods.


 Thanks for the info!

10/24/2011 10:05:30 AM EDT
[#9]
Quoted:
 Thanks for the info!



It was just a short GI-style guide rod, and I believe only the real early 1991's were shipped like that. The one I have in my hands right now came that way, and it's ser. # 2695XXX, which I believe (based on what I've read) dates it to 1991.