This piston by Silencer Co. is made out of 17-4 stainless steel, and is used for 9mm caliber handguns. Made for the Osprey and the Octane, this piston features a 13.5mm x 1 LH thread pattern.

• Type: Silencer Piston
• Model: Osprey/Octane
• Size: 9mm
• Material: Stainless Steel
• Thread Pattern: M13.5x1 LH tpi
• Finish: Stainless

*Item must be returned in unused condition and in the original manufacturer's packaging (if applicable). If an item arrives non-defective and accurate to its description, this guarantee does not apply and returns will not be organized in those situations. Please confirm compatibility and specifications with us regarding item SilencerCo Osprey/Octane Piston 13.5M x 1LH 9mm before purchasing if you are unsure.