Home / Accessory-Silencer Accessories / CGS Group PISTON 1/2X36 BLACK View cart “SilencerCo O-RING BOOSTER PACK” has been added to your cart. Sale! CGS Group PISTON 1/2X36 BLACK$5500 $5335 Out of stock SKU: CGS-KRK-1/2X36PISTBK Category: Accessory-Silencer Accessories Product ID: 29109 Description Description Fits Kraken/MOD9/Nautilus17-4PH Stainless Steel Related products SilencerCo DELTA 1/2X28 THREAD SPACER $1900 Gemtech THREAD PROTECTOR 1/2-28 RF $1800 Sale! Rugged Suppressors R3 FLASH HIDER 3/4X24 $10000 $8715 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP.578X28 $7495 $7135