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ibe4buckshot · July 29, 2010, 05:56 PM

I am wanting to buy a Colt Sp1 retro Ar. My question is, can the Colt Sp1 fire 5.56 NATO rounds or is it .223 only? Correct me if I'm wrong, but I thought rifles like the Ruger Mini 14 which say .223 on the rifle can fire 5.56 as well. Is the Colt Sp1 the same? Or is it .223 only.

July 29, 2010, 05:56 PM	#1
ibe4buckshot Member Join Date: March 29, 2009 Posts: 80	Colt Sp1 .223 or 5.56? I am wanting to buy a Colt Sp1 retro Ar. My question is, can the Colt Sp1 fire 5.56 NATO rounds or is it .223 only? Correct me if I'm wrong, but I thought rifles like the Ruger Mini 14 which say .223 on the rifle can fire 5.56 as well. Is the Colt Sp1 the same? Or is it .223 only. __________________ A well regulated militia being necessary to the security of a free State, the right of the People to keep and bear arms shall not be infringed.