Home / NFA - Short Barrel Rifle / SIG SAUER MCX RATTLER LT 762X39 SBR 7″ View cart “SIG SAUER MCX SPEAR 7.62X51 16″ COY 20+1” has been added to your cart. Sale! SIG SAUER MCX RATTLER LT 762X39 SBR 7″$2,94999 Original price was: $2,94999.$2,79981Current price is: $2,79981. Only 2 left in stock SIG SAUER MCX RATTLER LT 762X39 SBR 7" quantity Add to cart SKU: RMCX-762R-7B-LT-SBR Category: NFA - Short Barrel Rifle Product ID: 101692 Description Description M-LOK Aluminum HandguardFully Ambidextrous Controls Related products Sale! Diamondback Firearms DB10 SBR 308WIN BLK 13.5″ $1,43000 Original price was: $1,43000.$1,09628Current price is: $1,09628. Sale! SIG SAUER MCX RATTLER 300BLK SBR BK 5″ # $2,97999 Original price was: $2,97999.$2,82469Current price is: $2,82469. Sale! Q SW SHORTY SBR 5.56 13″ $1,79900 Original price was: $1,79900.$1,71623Current price is: $1,71623. Sale! POF USA P415 EDGE SBR 5.56 10.5″ BLK $2,15000 Original price was: $2,15000.$2,13412Current price is: $2,13412.