Nautilus Features The Nautilus Pistons allows 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. Nautilus Specifications Brand: CGS Suppressors Model: Nautilus Series: Piston Finish: Black Nitride Material: 17-4 Stainless Steel Length: 2″ Thread Pattern: .578″ x 28 Weight: 1.30 oz More Information Condition New in Box Finish Per Color Black Manufacturer CGS Group Manufacturer Part Number CGS-NAU-.578X28-PIST Model Nautilus Type Suppressor Accessories UPC 850002123210
