Home / Accessory-Silencer Accessories / Gemtech PISTON GM-45 LID MK23 You cannot add "Gemtech ADAPTER SIG MOSQUITO" to the cart because the product is out of stock. Gemtech PISTON GM-45 LID MK23$14800 Only 1 left in stock Gemtech PISTON GM-45 LID MK23 quantity Add to cart SKU: 12190 Category: Accessory-Silencer Accessories Product ID: 26720 Description Description GM-45/Blackside PistonFits HK Mk 23 Pistols Related products Sale! Yankee Hill Machine Company SIDEWINDER PISTON 40SW 9/16X24 $7495 $7135 Sale! Rugged Suppressors R3 FLASH HIDER 3/4X24 $10000 $8715 Sale! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 $8715 Sale! Rugged Suppressors OBSIDIAN45 3 LUG ADAPT 9/16X24 $8500 $7561