The AR-15 design retained the 20" barrel of its AR-10 parent ... surprised when handling the FN 15. Its 20" A2-profile barrel, mated with its fixed stock, result in a perfect off-hand balance.

Smith & Wesson announced the launch of its all-new series of AR-15 rifles in 2022 ... but this rifle is outfitted with a 20" barrel and a rifle-length gas system. Both the Pro and the DMR are ...