The Keefe Report: Colt AR-15

It was customary for more than a century to read about new firearm introductions first in these very pages.

I Have This Old Gun: Colt AR-15 SP1

The Colt AR-15 SP1 is the original semi-automatic version of the AR rifle, and is largely responsible for the long-lasting popularity of this design. More than 50 years after its introduction to the civilian market, the interest in this gun continues to surge.


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