Home / Accessory-Silencer Accessories / Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 View cart “Dead Air Armament HUB DIRECT THRD MNT M18X1.5 AI” has been added to your cart. Sale! Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28$8500 $8444 Out of stock SKU: 12196 Category: Accessory-Silencer Accessories Product ID: 26726 Description Description For GM-45 SilencerRear Thread Adapter Related products Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP.578X28 $7495 $7135 Sale! Dead Air Armament HUB DIRECT THRD MNT M18X1.5 AI $8900 $8351 Sale! SilencerCo BRAVO ANCHOR BRAKE 458CAL BLK $9400 $8606 SilencerCo O-RING BOOSTER PACK $900