Factory Ruger Stainless Magazine Latch / Release Button for Mark 3, 4 (IV) Standard Frame Pistols (NOT 22/45) *C22*

Description Factory Ruger Stainless Magazine Latch / Release Button for Mark 3, 4 (IV) Standard Frame Pistols (NOT 22/45) Factory Ruger Stainless Magazine Latch / Button for Mark 3 and 4 Pistols Will not fit any 22/45 and not needed on Mark 1 or 2 series. Spring and plunger are separate parts NOT FOR MARK 1, 2 or ANY 22/45 or LITE If your magazine is “popping” out, this may fix it.