Home / Accessory-Silencer Accessories / Rugged Suppressors OBSIDIAN FIXED MOUNT .578×28 You cannot add "Gemtech ADAPTER SIG MOSQUITO" to the cart because the product is out of stock. Sale! Rugged Suppressors OBSIDIAN FIXED MOUNT .578×28$8000 Original price was: $8000.$7196Current price is: $7196. Out of stock SKU: OF007 Category: Accessory-Silencer Accessories Product ID: 30000 Description Description .578X28Designed for Fixed Barrels Related products Sale! SilencerCo 3-LUG MUZZLE DEVICE 9MM 5/8X24 $8900 Original price was: $8900.$8211Current price is: $8211. SilencerCo DELTA 1/2X28 THREAD SPACER $1900 Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 Original price was: $6900.$6042Current price is: $6042. Gemtech ADAPTER S&W M&P22C/22LR $6200