Home / Rifle / SIG SAUER MCX-R REGULATOR 5.56 FDE 16″ SIG SAUER MCX-R REGULATOR 5.56 FDE 16″$2,99999 In stock SIG SAUER MCX-R REGULATOR 5.56 FDE 16" quantity Add to cart SKU: RMCXR-556N-16B Category: Rifle Product ID: 107395 Description Description Receiver Integrated ARCA RailSIG 2-Port Muzzle BrakeMCX Upper Receiver Related products Sale! Savage Arms 110 APEX HUNT XP 260REM 24″PKG $72900 Original price was: $72900.$67749Current price is: $67749. Sale! Savage Arms AXIS 350LEG MOBUC 18″ PKG $52900 Original price was: $52900.$49707Current price is: $49707. Sale! Savage Arms AXIS 350LEG BL/SYN LH 18″ $42900 Original price was: $42900.$40304Current price is: $40304. Sale! Mossberg PATRIOT 300WIN BL/SYN 24″ TB $49980 Original price was: $49980.$42929Current price is: $42929.