Posted: 7/11/2004 6:34:12 AM EDT
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I keep seeing for sale what amounts to an SP1 upper, but with the teardrop forward assist. Seemingly advertised as factory assembled at Colt from all Colt parts. What's the deeal with these? Are they legit or not? Any help would be appreciated. TIA GoGo |
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I recently saw such ads too. True SP1 uppers would have the large pivot pin hole and no forward assist. The uppers in the ads have the forward assist and say nothing about the size of the pivot pin. My guess is these are actually M16a1 uppers with the standard size pivot pin. |
Here ya go on the EE www.ar15.com/forums/topic.html?b=7&f=119&t=213128 |