The CGS Pistons for the Kraken, MOD9, and Nautilus series silencers allow the user to attach the silencer to any firearm that has barrel threads matching the piston threads. This piston system is also self aligning and the piston itself has a very positive spoke lock to the housing.
- Model: Piston
- Material: 17-4 Stainless Steel
- Thread Pattern: M13.5x1 LH tpi
- Finish: Black Nitride