Home / Accessory-Silencer Accessories / CGS Group PISTON 13.5X1LH BLACK You cannot add "Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28" to the cart because the product is out of stock. Sale! CGS Group PISTON 13.5X1LH BLACK$5500 Original price was: $5500.$5335Current price is: $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! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 Original price was: $10000.$8715Current price is: $8715. Sale! Dead Air Armament XENO QD NOMAD MOUNT $13900 Original price was: $13900.$11895Current price is: $11895. Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Sale! SilencerCo CHARLIE DIRECT THRD MT 5/8X24 $9900 Original price was: $9900.$9001Current price is: $9001.