Home / Rifle / SIG SAUER MCX-R REGULATOR 5.56 FDE 16″ SIG SAUER MCX-R REGULATOR 5.56 FDE 16″$3,49999 In stock SIG SAUER MCX-R REGULATOR 5.56 FDE 16" quantity Add to cart SKU: RMCXR-556N-16B-RX2 Category: Rifle Product ID: 107398 Description Description Receiver Integrated ARCA RailSIG 2-Port Muzzle BrakeMCX Upper Receiver Related products Sale! Weatherby MARK V CARBONMARK PRO 6.5CR # $3,19900 Original price was: $3,19900.$2,54162Current price is: $2,54162. Sale! Savage Arms 110 LW STORM 7MM-08 SS/SY 20″ $87900 Original price was: $87900.$81090Current price is: $81090. Sale! Weatherby MARK V WEATHERMARK LT 6.5RPM # $2,09900 Original price was: $2,09900.$1,96910Current price is: $1,96910. Sale! Savage Arms 110 APEX HNT XP 6.5X284 24″PKG $72900 Original price was: $72900.$67749Current price is: $67749.