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AR15.COM
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1/28/2003 7:33:53 PM EDT
What is a "blocked" receiver? What is the difference between the labels? White, green, etc. Thanks.
1/28/2003 7:40:12 PM EDT
[#1]
"blocked" means there is a small block pined behind the trigger that was meant to prevent installing M16 triggers.

As for the box colors, check this out: [url]http://www.biggerhammer.net/ar15/coltcolors.html[/url]

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