Store closeout new/old stock Crimson Trace lasergrip / laserguard All photos are of actual item. Crimson Trace CMR-206 Rail Master universal green dot laser sight. Robot description below. The Crimson Trace Rail Master Universal Green Laser CMR-206 is a high-quality laser sight designed for use with handguns, shotguns, rifles, and full-size handguns. The green laser color is easily seen for precise targeting, and the Picatinny rail mounting allows for secure and simple attachment to a variety of firearms. Built and tested in Taiwan, this laser sight is a durable and effective accessory for improving your shooting accuracy.