Home / Accessory-Silencer Accessories / SilencerCo PISTON 1/2X28 SN SOFT SHOULDER View cart “Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH” has been added to your cart. Sale! SilencerCo PISTON 1/2X28 SN SOFT SHOULDER$8900 Original price was: $8900.$8211Current price is: $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 Sale! Rugged Suppressors OBSIDIAN PISTON 9/16×24 $8000 Original price was: $8000.$7196Current price is: $7196. SilencerCo O-RING BOOSTER PACK $900 Sale! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 Original price was: $10000.$8715Current price is: $8715. Sale! Dead Air Armament WOLVERINE INSERT 24MM RH LONG $8900 Original price was: $8900.$7865Current price is: $7865.