The CTK Ruger Precision Rifle Mag Release Extension makes it possible to operate the magazine release without changing your grip. This ambidextrous extension places the magazine release within the reach of your extended trigger finger, leaving your off hand free to remove and replace the magazine. The single screw installation of the CTK Ruger Precision Rifle Mag Release Extension (CTK-RPR Mag Release Extension) is fast an easy.FeaturesCNC machined from aircraft quality 6061 aluminum for high strength and low weightBlack Type III hard coat anodized finishSingle screw installation is fast and simpleAmbidextrousNoteDoes not fit Ruger Precision Rimfire Rifles or Precision Rifle Magnum Caliber Rifles