EntityQ24894226· pop 14· linked from 262 articlesSIG MCXSign in to save2010s multi-configuration firearm family by SIGConnectionsUnited States ArmyEntityM16Entitygun barrelEntitystockEntityAR-15–style rifleEntity300 AAC BlackoutEntity6.8x51 mmEntitySIG Sauer GSREntityUnited StatesCountryFranceCountryItalyCountryGermanyCountryAustraliaCountryCanadaCountrySpainCountryUnited KingdomCountryPolandCountryUkraineCountrySwitzerlandCountryIsraelConceptCategories.300 BLK firearms5.56×45mm NATO assault rifles5.56×45mm NATO semi-automatic rifles7.62×39mm assault riflesAR-15 style riflesArmaLite AR-10 derivativesAssault rifles of the United StatesCarbinesSemi-automatic rifles of the United StatesShort stroke piston firearmsSIG Sauer riflesWeapons and ammunition introduced in 2015