Home / Accessory-Silencer Accessories / Gemtech PISTON GM9/MM9/TUNDRA 1/2-28 You cannot add "Gemtech PISTON GM-45 LID MK23" to the cart because the product is out of stock. Gemtech PISTON GM9/MM9/TUNDRA 1/2-28$8000 Out of stock SKU: 12169 Category: Accessory-Silencer Accessories Product ID: 26741 Description Description For Tundra or Multimount LID Related products Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Sale! Rugged Suppressors R3 FLASH HIDER 3/4X24 $10000 $8715 Sale! Dead Air Armament KEYMO FLASH HIDER M14X1LH $8900 $8472 Sale! SIG SAUER MUZZLE BRK CL 7.62MM 90 DEG $17999 $16957