Home / Accessory-Silencer Accessories / Gemtech PISTON GM-45 LID USP View cart “Dead Air Armament HUB DIRECT THRD MNT M18X1.5 AI” has been added to your cart. Gemtech PISTON GM-45 LID USP$14800 Out of stock SKU: 12191 Category: Accessory-Silencer Accessories Product ID: 26717 Description Description GM-45/Blackside PistonFits HK USP 45 Pistols Related products Sale! Rugged Suppressors OBSIDIAN45 3 LUG ADAPT 9/16X24 $8500 Original price was: $8500.$7561Current price is: $7561. Sale! Gemtech ADAPTER GSG-1911 M9X.75-1/2-28 $4500 Original price was: $4500.$4183Current price is: $4183. Sale! Yankee Hill Machine Company SIDEWINDER PISTON 40SW 9/16X24 $7495 Original price was: $7495.$7135Current price is: $7135. Sale! Rugged Suppressors R3 FLASH HIDER 3/4X24 $10000 Original price was: $10000.$8715Current price is: $8715.