Many "peak rifles" are based on the design of the AR-18. A SIG MCX-SPEAR LT bolt and recoil spring assembly (l.), compared to a CZ Bren 2 (center) and an original ArmaLite AR-180 (r.). As with ...

The MCX-Spear is uses the XM7’s full-size receiver with fully bilateral controls and a left-side charging handle. Image courtesy of SIG Sauer. SIG’s new MCX-Spear series uses the full-size ...

SIG Sauer’s new MCX-SPEAR fires bullets with twice the kinetic energy of those from an AR-15. That means double the horrifying force that mangled the victims of the mass shooting in Uvalde ...

The company’s NGSW-Rifle submission, known as the MCX Spear, is based on the SIG MCX platform and, according to officials, partially derived from the company’s submission for the Army’s ...

They also have the 6.8 LMG on the table, but even fewer details have been given out about the MCX Spear’s sibling firearm. Sig Sauer claims that its new LMG platform weighs 40 percent less than ...