Home / Accessory-Silencer Accessories / Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 View cart “SIG SAUER FLASH HIDER CL 5.56MM 90 DEG” 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 Sale! SilencerCo BRAVO ANCHOR BRAKE 30CAL BLACK $9400 Original price was: $9400.$8606Current price is: $8606. Sale! Dead Air Armament GHOST FIXED MOUNT M13.5X1LH $8900 Original price was: $8900.$7865Current price is: $7865. SilencerCo O-RING BOOSTER PACK $900 Sale! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 Original price was: $10000.$8715Current price is: $8715.