Home / Accessory-Silencer Accessories / Gemtech PISTON GM-45 LID 9/16-24 View cart “Rugged Suppressors R3 FLASH HIDER 5/8X24 SCAR 17L” has been added to your cart. Gemtech PISTON GM-45 LID 9/16-24$14800 Out of stock SKU: 12187 Category: Accessory-Silencer Accessories Product ID: 31204 Description Description GM-45/Blackside Piston Related products Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 Original price was: $6900.$6042Current price is: $6042. Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP 16X1LH $7495 Original price was: $7495.$7135Current price is: $7135. Sale! Dead Air Armament HUB DIRECT THRD MNT 5/8X24SIG $8900 Original price was: $8900.$8351Current price is: $8351. Sale! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7495 Original price was: $7495.$7135Current price is: $7135.