Home / Accessory-Silencer Accessories / Gemtech PISTON GM-45 LID MK23 View cart “Rugged Suppressors R3 FLASH HIDER 3/4X24” has been added to your cart. Gemtech PISTON GM-45 LID MK23$14800 Out of stock SKU: 12190 Category: Accessory-Silencer Accessories Product ID: 26720 Description Description GM-45/Blackside PistonFits HK Mk 23 Pistols Related products Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 Original price was: $6900.$6042Current price is: $6042. Sale! Dead Air Armament XENO MOUNT MUZZLE BRAKE 1/2X28 $8900 Original price was: $8900.$8472Current price is: $8472. Sale! SIG SAUER MUZZLE BRK CL 7.62MM 25 DEG $17999 Original price was: $17999.$16957Current price is: $16957. Sale! Dead Air Armament HUB DIRECT THRD MNT 5/8X24SIG $8900 Original price was: $8900.$8351Current price is: $8351.