The Truglo Tritium/Fiber Brite Site Handgun Sight - Ruger SR .280 Front Only Green is the very latest in sight technology. It features fiber optics for daylight targeting and Tritium technology for finding a target in the lowest of light conditions. Either way the intended targets will never know they are being sighted. This sight requires no batteries and it is built to last from CNC-machined steel. It is designed to be snag-resistant so it will fit standard holsters with ease. Make your handgun a lethal weapon with this amazing sight.