Home / Accessory-Silencer Accessories / Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 View cart “Dead Air Armament XENO MOUNT FLASH HIDER 5/8X24” has been added to your cart. Sale! Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28$8500 Original price was: $8500.$8444Current price is: $8444. Only 2 left in stock Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 quantity Add to cart SKU: 12196 Category: Accessory-Silencer Accessories Product ID: 26726 Description Description For GM-45 SilencerRear Thread Adapter Related products Gemtech PISTON GM-45 LID USP $14800 Sale! Rugged Suppressors FLASH HIDER FRONT CAP 5.56 $10000 Original price was: $10000.$8715Current price is: $8715. Gemtech ADAPTER MM9 5/8-24 300BLK $7500 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 9MM 1/2X28 $7895 Original price was: $7895.$7188Current price is: $7188.