Home / Accessory-Silencer Accessories / CGS Group PISTON 13.5X1LH BLACK View cart “Dead Air Armament KEYMO FLASH HIDER M14X1LH” has been added to your cart. Sale! CGS Group PISTON 13.5X1LH BLACK$5500 $5335 Out of stock SKU: CGS-KRK-13.5X1LHBK Category: Accessory-Silencer Accessories Product ID: 30543 Description Description Fits Kraken/MOD9/Nautilus17-4PH Stainless Steel Related products Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 $6042 Gemtech ADAPTER MM9 FTM 1/2-28 $7500 Sale! Gemtech ADAPTER SIG MOSQUITO $4500 $4183 Sale! Yankee Hill Machine Company SIDEWINDER PISTON 40SW 9/16X24 $7495 $7135