** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** The purchase of a good AR-15 is a ...

The core of BHI-15's upper receiver program is a medium-contour Criterion barrel (a division of Kreiger Barrels) made of 4140 steel that's button-rifled and chrome-lined for durability. Featuring a ...

The modular design of the AR rifle is a big part of its enormous popularity. By simply popping the takedown pins and switching the upper receiver assembly an AR owner can switch from a .22 long rifle ...