Home / Accessory-Silencer Accessories / Dead Air Armament GSG 1911 THREAD ADAPTER 1/2X28 View cart “Rugged Suppressors R3 FLASH HIDER M18X1” has been added to your cart. Dead Air Armament GSG 1911 THREAD ADAPTER 1/2X28$4500 Out of stock SKU: DA421 Category: Accessory-Silencer Accessories Product ID: 33721 Description Description For GSG 1911s Related products Sale! Dead Air Armament XENO MOUNT FLASH HIDER 5/8X24 $8900 Original price was: $8900.$8472Current price is: $8472. Dead Air Armament SIG MOSQUITO THRD ADAPT 1/2X28 $4500 SilencerCo DELTA 1/2X28 THREAD SPACER $1900 SilencerCo O-RING BOOSTER PACK $900