Home / Rifle / SIG SAUER MCX-R REGULATOR 5.56 FDE 16″ View cart You cannot add that amount to the cart — we have 2 in stock and you already have 2 in your cart. 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! Savage Arms 110 ULTRALITE 30-06 CARBON $1,69900 Original price was: $1,69900.$1,54012Current price is: $1,54012. Sale! Savage Arms AXIS II XP 270WIN FDE 22″ PKG $54900 Original price was: $54900.$51105Current price is: $51105. Sale! Savage Arms AXIS 350LEG MOBUC 18″ PKG $52900 Original price was: $52900.$49707Current price is: $49707. Sale! Savage Arms 110 APEX HUNT XP 300WSM 24″PKG $72900 Original price was: $72900.$67749Current price is: $67749.