Description

Factory Ruger Standard Blued Magazine Latch / Button for Mark IV 4 Pistols with Standard Frames

This is the STANDARD button on Mark IV Standard Frames that DO NOT HAVE Thumb Rest Grips

Factory Mark IV Pistols that include Thumb Rest Grips have a longer Magazine Release button

This will work in Mark 3 Pistols (NOT 22/45) and is .10″ LONGER than standard Mark 3 button

Will not fit any 22/45 and not needed on Mark 1 or 2 series.

No Spring or Plunger included

NOT FOR MARK 1, 2 or ANY 22/45 or LITE

If your magazine is “popping” out, this may fix it.