Home / NFA - Short Barrel Rifle / SIG SAUER MCX PDW SBR 5.56 5.5″ BK MLOK# Sale! SIG SAUER MCX PDW SBR 5.56 5.5″ BK MLOK#$2,97999 Original price was: $2,97999.$2,82469Current price is: $2,82469. In stock SIG SAUER MCX PDW SBR 5.56 5.5" BK MLOK# quantity Add to cart SKU: RMCX-5B-TAP-SBR Category: NFA - Short Barrel Rifle Product ID: 61284 Description Description Aluminum M-LOK HandguardPDW Stock Related products Sale! Q HONEY BADGER 5.56 10″ SBR $2,99900 Original price was: $2,99900.$2,85335Current price is: $2,85335. Sale! POF USA RENEGADE+ SBR 300BLK 10.5″ BLK $2,01600 Original price was: $2,01600.$1,90670Current price is: $1,90670. Sale! SIG SAUER MCX SPEAR-LT SBR 7.62X39 11.5 $2,72999 Original price was: $2,72999.$2,59253Current price is: $2,59253. Sale! SIG SAUER MCX RATTLER LT 762X39 SBR 7″ $2,94999 Original price was: $2,94999.$2,79981Current price is: $2,79981.