Home / Accessory-Silencer Accessories / Gemtech PISTON GM-45 LID 9/16-24 View cart “SilencerCo DELTA 1/2X28 THREAD SPACER” 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! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 $8715 Sale! SilencerCo BRAVO ANCHOR BRAKE 458CAL BLK $9400 $8606 Sale! Dead Air Armament WOLVERINE INSERT 15MM RH HK $8900 $7865 Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100