What bullet said, SF= Slim Frame, I have a Glock-21 SF as the regular Glock-21 frame is too big, and the SF frame feels just like my Gen 3 Glock-22/17 series I am so very used to
What bullet said, SF= Slim Frame, I have a Glock-21 SF as the regular Glock-21 frame is too big, and the SF frame feels just like my Gen 3 Glock-22/17 series I am so very used to