Streamlight 69279 TLR-6 Tactical Pistol Mount Flashlight 100 Lumen with Integrated Red Aiming Laser for Non-Rail 1911, Black Designed to securely attach to many non-rail 1911 handguns including: kimber, colt, Ruger and Smith and wesson Ultra-lightweight and compact Batteries can be replaced while light remains mounted on gun No need to Re-Sight laser after battery change Windage and elevation adjustment screws mounted in brass bushings for long life and dependable zero retention of laser This is a Class 3R Laser Product, 640-660 nm, Output &lt;5mW