The TruGlo TG131GT1B front and rear sight set for Glock 42/43 delivers precision, reliability, and quick target acquisition with patented TFO technology that combines Tritium and fiber optic illumination for an unbelievable transition through all light conditions. This CNC-machined steel sight pair glows in low light without batteries, offering a bright, unambiguous sight picture when its needed most, while the concealed fiber keeps the aiming point invisible to a potential target. Designed to fit standard holsters, the snag-resistant construction ensures smooth draw and consistent performance, making it an ideal upgrade for defensive handguns, competition pistols, or duty setups. The green front and yellow rear configuration provides intuitive alignment and rapid sight picture recovery, with the Tritium/fiber optic combination delivering consistent glow in daylight, dusk, or darkness. Trust in TruGlos craftsmanship to maintain zero under rigorous conditions, and enjoy a durable, maintenance-free sight system that enhances accuracy, speed, and confidence at the range or in the field.