Factory Ruger Bolt Stop Plunger Spring for Mark 3, 2 Pistols NOT 22/45 *A9*

Description Factory Ruger Bolt Stop Plunger Spring for Mark 3, 2 Pistols NOT 22/45 Will not fit any 22/45 and not needed on Mark 1 series. NOT FOR MARK 1 or 4 or ANY 22/45 or LITE If your bolt stop is acting odd you may need a new spring