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1/21/2008 6:03:41 PM EDT
I've had a flat-top Armalite M-15 A4 Carbine for about a year now and I really enjoy this rifle.  I've got an ARMS 40L BUIS and a Eotech 552 installed and continually impressed by their performance.  My only gripe is that both the BUIS and the Eotech keep vibrating loose.  I've torqued them down by hand a time or two but the keep coming loose.  Is there any other option than Locktite to keep these in place?  Is the GG&G Accucam base a guarateed remedy to this situation, at least as far as the Eotech is concerned?  In short, I really hate the thought of having to heat the BUIS or the Eotech in order to remove them later on, to say nothing of risking damaging the upper receiver of my Armalite AR.

Your comments are greatly appreciated.
1/21/2008 6:49:00 PM EDT
[#1]
why would you have to heat them up to break it? use the blue loctight and call it a day....and if you can't break the hold of blue loctight then maybe you should go to the gym.
1/21/2008 6:51:59 PM EDT
[#2]
AWDTerror,

Sorry, I haven't used Locktite on a firearm before.  Based on your comments, the Blue Locktite can be broken free by hand and not by heat????  If so, I'll be stopping bye the store tomorrow to pick-up a tube.
1/21/2008 7:05:06 PM EDT
[#3]
Yep, blue loctite is your friend. It's certainally better than over tightening to get things to stay put.

Degrease both the nut and bolt before using for best results.


Red loctite needs (sometimes) heat to release.

Select by the product name, not the tube color. I have red loctite in a blue tube (College degrees at work)!
1/21/2008 7:08:20 PM EDT
[#4]
Yes, the BLUE...NOT THE RED FOR baby Jesus' sake.


1/21/2008 7:15:14 PM EDT
[#5]
Alright guys, I get it.  It hurts to say, "Go Blue" this deep in Buckeye Country.

I'm headed for HomeDepot at lunch and will be sure to get myself some BLUE Locktite to take care of my BUIS problem.

What are you guys thoughts on the GG&G Accucam for the Eotech?  Unnecessary?
1/21/2008 7:23:41 PM EDT
[#6]
Just like any other part available for your rifle....It is not a necessity but if you do remove/install the optic a lot it does not hurt to have it.

Personally I always felt they were a little over-rated for the price.

Yankee Hill makes working class man stuff (cheap and it works)

I've had great success with this simple replacement screw



1/21/2008 7:42:34 PM EDT
[#7]
I think the GGG Accucam is a valuable asset especially if regular removal of the optic is normal. Indespensable--no. Overpriced--sure, just like everything else associated with ARs.
1/21/2008 7:45:07 PM EDT
[#8]
I may just have to try the YHM enlarged screw on my Eotech to begin with to see how it works.  If it wiggles loose then, I know that I need to consider the Accucam next, I guess.
1/21/2008 8:02:08 PM EDT
[#9]
Use a regular screw driver to give it an extra little twist once you have it hand-tight.

If you can loosen it up after that then you are a much stronger guy then me.
1/22/2008 7:03:15 PM EDT
[#10]
I really appreciate everyone's feedback on this topic.
1/22/2008 9:10:53 PM EDT
[#11]
For scope bolts or screws I use Permatex Thread Sealant.
It is the same thing as teflon tape that you use in plumbing or pipe work but in a small squeeze tube. A little dab on the threads and screw it in and the screw will not back out....but easily to remove when you want.

I think Walmart has it..if not most local auto part stores have it in stock.

I just ask for telfon in a tube and they know what I want.

Permatex thread sealant
1/23/2008 1:59:22 AM EDT
[#12]
You may also consider purple Loctite . . . i.e. 222 MS.  It is weaker than the blue, and is designed for small screws . . . i.e. 1/4 or less.

I use it on all my small set-screws and scope ring screws.  It requires hand tools to break free, but with less force than the blue stuff (242)
1/23/2008 6:34:30 AM EDT
[#13]
FYI, you cannot just go by the color of Loctite.  There are multiple reds for instance.  For the sights that keep coming loose, I'd recommend 262 (red).  I use 242 (blue) on scope screws and other small stuff.  You do not need to heat 262 or 242 to get it loose.
1/23/2008 8:33:41 AM EDT
[#14]
FWIW, I always thought the large head screw is better to secure the Eotech, however, recently we had an Eotech factory rep visit our range and he told use Eotech would rather we use the allen screw.
1/23/2008 9:32:19 AM EDT
[#15]

Quoted:
Alright guys, I get it.  It hurts to say, "Go Blue" this deep in Buckeye Country.

I'm headed for HomeDepot at lunch and will be sure to get myself some BLUE Locktite to take care of my BUIS problem.

What are you guys thoughts on the GG&G Accucam for the Eotech?  Unnecessary?


LOL, being born and raised in Ohio, I can understand that!
1/23/2008 6:25:01 PM EDT
[#16]
If Locktite Purple can be broken with handtools, what does it take to break free a nut that has had Locktite Blue applied?  I was told earlier that Blue was able to be broken with handtools.
1/23/2008 10:23:07 PM EDT
[#17]
Loctite 242 works well.  Colors can indeed be confusing.  242 is blue, but comes in a red bottle.  Go figure...
1/24/2008 2:07:51 AM EDT
[#18]

Quoted:
If Locktite Purple can be broken with handtools, what does it take to break free a nut that has had Locktite Blue applied?  I was told earlier that Blue was able to be broken with handtools.


The purple requires less strength (with hand tools) to break than the blue.  This is preferred when you have very small screws.

I have personally found that too much blue on a #8 or #6 set-screw will cause the Allen key to strip out the hole before the set-screw breaks loose.  The purple prevents this.

1/24/2008 4:28:46 AM EDT
[#19]
Purple is also made to be repositionable, so you can take of a sight and reinstall it without removing the old loctite and applying it again. Usually works for 3-4 cycles, then time to clean and reapply.
1/24/2008 6:35:36 PM EDT
[#20]
I picked up some Purple Locktite tonight.  It says "for tiny screws" right on it and "can be removed with handtools".
1/25/2008 2:10:06 AM EDT
[#21]

Quoted:
I picked up some Purple Locktite tonight.  It says "for tiny screws" right on it and "can be removed with handtools".


Did you think we were lying to you?  
1/25/2008 5:36:08 PM EDT
[#22]
No, I didn't think that you guys were lying to me.  It's nice to see an advertisement clearly defining the capabilities of the product for a change.
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