CRIMSON TRACE™ RAIL MASTER™ GREEN LASER SYSTEM - BLACK•Fits most M1913/Picatinny & Weaver® style accessory rails on pistols rifles & shotguns •Easy Tap-On/Tap-Off activation w/auto shut-off at 5 mins. •Adjust position on rail for customized ergonomic fit •Allows right or left side activation •Reliable SLT (Secure Lock Technology™) fit for most popular frame sizes no barrel overhang •Includes 4 inserts for a wide range of platform compatibility
