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AR15.COM
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12/12/2011 4:44:04 PM EDT
Hey Everyone,

Have an easy one for you all regarding mounting an EOTech 512. This is the optic I'm looking to put on my Spike's ST-15 M4 LE Carbine. I intend to use a Magpul MBUS flip up rear sight as my back up "irons". Would it be necessary to use an additional mount with my ST-15 and the 512?

Thanks in advance, if I'm missing details that make a difference regarding the question I'd be happy to clarify.

Greg
12/12/2011 5:23:12 PM EDT
[#1]
The 512 gives an absolute cowitness w/BUIS, no need for a riser unless you want a 1/3 cowitness.
HTH...
Tomac
12/12/2011 5:33:44 PM EDT
[#2]
Is there any real advantage to a 1/3rd cowitness as opposed to absolute?
12/12/2011 5:49:11 PM EDT
[#3]
Quoted:
Is there any real advantage to a 1/3rd cowitness as opposed to absolute?


No advantage fo rme, disadvantage is a bad cheekweld going 1/3
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