B006JVZA7W Crimson Trace Rail Master Universal Laser with Instant Activation and Quick Installation for Pic Rail Mounts, Shooting, Competition and Range

Make sure this fitsby entering your model number. BRIGHTNESS: Features a 5mW peak, 620-670nm, Class 3R visible red laser that is in conformance with and complies with 21 CFR 1040.10 with a max power output of 5mW for a Class 3R Red Laser – the brightest beam allowed by law RUNTIME: 4 hours of battery life that runs on (1) 1/3N battery (included) EASE OF USE: Ambidextrous Tap-On / Tap-Off Controls for immediate laser activation from either side of the unit – user installed – no gunsmithing required (four fit inserts are included for specific firearm fit) VERSATILITY: Can be used on most pistols, rifles, and shotguns with M1913 Picatinny or similar accessory rail & 1-1/16″ between the recoil lug and the trigger guard RELIABLE: Factory sighted at 50 feet, but is fully user adjustable for Windage and Elevation with provided tool (Wrench Size – 0.05) 0