The Night Fision Optics Ready Stealth Night Sight Set Yellow Front Blank Back for Glock delivers a brighter, more durable sight picture with a patented injection molded sleeve that securely holds Swiss tritium vials and creates The Perfect Dot for maximum visibility day or night. Night Fisions design breaks away from traditional aluminum sleeves and painted rings, offering a domed lens that collimates tritium rays for a sharper sight picture, while a CNC machined high-quality steel construction and Black Nitride coating enhance wear resistance and corrosion protection. Built in the USA with trusted Swiss tritium, this optics-ready sight set is engineered to fit Glock Optics Ready MOS models, including 17, 19, 22, 34, 35, 40, 41, and 45, and is recommended for gunsmith installation to ensure optimal alignment with your optic setup. Perfect for duty, personal defense, or competition, Night Fisions stealth yellow front with a blank rear delivers quick target acquisition, reduced glare, and reliable performance across lighting conditions, making it an ideal upgrade for shooters who demand precision, durability, and confidence at any range.