Looking to convert your Walther PPQ or P99 .40 S&W to 9MM? Look no further. With just the swap of a barrel and magazine you can start shooting 9MM out of your Walther .40 S&W. No other parts necessary.
Made from high strength 4140 Chromoly Steel, hardened to 40-44 HRC, this conversion kit will transform your Walther PPQ or P99 .40S&W into a 9mm in a matter of seconds. We have manufactured these barrels to the highest standards to ensure our customers have the greatest quality and most accurate barrel on the market. O-Ring installed on barrel threads to secure thread protector when firing.
A Walther PPQ/P99 9mm magazine MUST be used in order for the conversion to function. Walther PPQ/P99 .40S&W magazines WILL NOT WORK. We no longer carry magazines, but they can be purchased elsewhere at gunmagwarehouse.com and promagindustries.com.