Home / Accessory-Silencer Accessories / Gemtech ADAPTER GM-45/BLACKSIDE 578-28 View cart “Gemtech PISTON GM-45 LID USP” has been added to your cart. Sale! Gemtech ADAPTER GM-45/BLACKSIDE 578-28$8500 Original price was: $8500.$8444Current price is: $8444. Only 2 left in stock Gemtech ADAPTER GM-45/BLACKSIDE 578-28 quantity Add to cart SKU: 12192 Category: Accessory-Silencer Accessories Product ID: 33856 Description Description For GM-45 SilencerRear Thread Adapter Related products Sale! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7895 Original price was: $7895.$7188Current price is: $7188. Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP.578X28 $7895 Original price was: $7895.$7188Current price is: $7188. AAC (Advanced Armament) TI-RANT FRONT CAP TOOL $2499 Sale! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 Original price was: $10000.$8715Current price is: $8715.