CMMG's PS90 Thread Adapter is best used with a short barrel on your PS90 SBR build. It adapts the standard M12 x 1.0 LH threads of the PS90 to 1/2"-28 and is compatible with most 5.56/.223 muzzle devices.

• Type: Thread Adapter
• Model or Style: Thread Adapter
• Size: 223 Remington/5.56 NATO
• Material: Steel
• Dimensions: 1/2"-28 tpi
• Model Fit: Black

*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 CMMG Thread Adapter 223 Rem/5.56x45mm NATO FN before purchasing if you are unsure.