Home / NFA - Silencer / SIG SAUER SLX556 5.56 QD SILENCER 1/2X28 Sale! SIG SAUER SLX556 5.56 QD SILENCER 1/2X28$1,54999 Original price was: $1,54999.$1,42106Current price is: $1,42106. Out of stock SKU: SLX556-QD Category: NFA - Silencer Product ID: 25805 Description Description Clutch Lock Mounting SystemFlash Reducing End CapMonolithic Core (Inconel) Related products Sale! B&T STATION SIX 45ACP BLK 3″ 9+1 $2,14000 Original price was: $2,14000.$2,05476Current price is: $2,05476. Sale! Wilson Combat QUELL TI 7.62MM SILENCER BLK $1,10595 Original price was: $1,10595.$1,05192Current price is: $1,05192. Sale! Savage Arms AC22 22LR BLK SILENCER $39900 Original price was: $39900.$38652Current price is: $38652. Sale! B&T TIGER 22LR SUPPRESSOR BLK $42500 Original price was: $42500.$39733Current price is: $39733.