Home / NFA - Silencer / Gemtech GMT-300 300BLK SILENCER BLACK Sale! Gemtech GMT-300 300BLK SILENCER BLACK$99900 $89142 Out of stock SKU: 12119 Category: NFA - Silencer Product ID: 31213 Description Description 5/8-24 Direct Thread MountFully Automatic Rated Related products Sale! Gemtech MIST-22V SW22 SUPPRESSED BBL $49000 $48410 Sale! FN RUSH 9TI 9MM SILENCER BLACK $84900 $73355 Sale! FN RUSH 9TI 9MM SILENCER FDE $84900 $73355 Sale! FN CATCH 22 TI 22LR SILENCER FDE $49900 $47084