Home / Accessory-Silencer Accessories / SilencerCo PISTON 1/2X28 SN SOFT SHOULDER View cart “Gemtech GM9 THREAD REAR MOUNT M18X1RH” has been added to your cart. Sale! SilencerCo PISTON 1/2X28 SN SOFT SHOULDER$8900 $8211 Out of stock SKU: AC1756 Category: Accessory-Silencer Accessories Product ID: 60085 Description Description 9mm Piston For Osprey/OctaneFits G43,M&P Shield, and P938Fits any Soft Shoulder Pistol Related products SilencerCo O-RING BOOSTER PACK $900 Gemtech ADAPTER MM9 FTM 1/2-28 $7500 Sale! SilencerCo 3-LUG MUZZLE DEVICE 9MM 1/2X36 $8900 $8211 Sale! Dead Air Armament KEYMO FLASH HIDER M14X1LH $8900 $8472