Home / Accessory-Silencer Accessories / CGS Group PISTON 1/2X28 BLACK You cannot add "Rugged Suppressors OBSIDIAN PISTON 9/16x24" to the cart because the product is out of stock. Sale! CGS Group PISTON 1/2X28 BLACK$5500 $5335 Out of stock SKU: CGS-KRK-1/2X28PISTBK Category: Accessory-Silencer Accessories Product ID: 32848 Description Description Fits Kraken/MOD9/Nautilus17-4PH Stainless Steel Related products Sale! Dead Air Armament WOLVERINE INSERT 15MM RH HK $8900 $7865 Sale! SIG SAUER MUZZLE BRK CL 7.62MM 25 DEG $17999 $16957 Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 $6042 Sale! Rugged Suppressors TITANIUM FRONT CAP 7.62 $10000 $8715