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5/9/2013 3:44:24 PM EDT
I know that you're not supposed to put one of these on a railed gas block.

Has anyone done it anyway, and did you damage/melt it?
5/11/2013 6:18:03 AM EDT
[#1]
I ran one on the gas block of a CMMG Piston carbine.  I didn't do any mag dumps or anything, so I did not melt it. However, the heat I did generate was enough to weaken the polymer and cause it to crack right at the cross-bolt hole.  I would advise against mounting that sight on a gas block.  I swapped it out for a Troy Flip Up.
 






This:












Resulted in this:
















 
5/11/2013 7:50:51 AM EDT
[#2]
Magpul did. They tested it. That's why they say don't do it.
5/11/2013 8:00:54 AM EDT
[#3]
Quoted:
Magpul did. They tested it. That's why they say don't do it.


lol
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