pavlovscat
Active Member
Has anyone else used the Jarvis barrel conversion for a Walther P-99 .40 S&W to 9mm? If so, what is your experience with it? I've done mine recently & so far, so good. Jarvis recommended 124 gr due to poor ejection. This one fires my usual range ammo, Blazer Brass 115 gr FMJ, with normal ejection.