The AmeriGlo XD191R is a tritium-equipped rear sight designed to improve sight visibility in low-light conditions. It is machined from steel and uses Swiss-made tritium light sources to provide consistent, self-luminous illumination without batteries. The Classic 3-dot layout pairs a single front lamp with dual rear lamps, each with a white outline to aid rapid alignment. The sight is finished in black and is intended for use on compatible pistols for range, carry, or duty applications.
Key Specifications
- The style is Classic, using the familiar 3-dot layout for intuitive alignment.
- The rear sight includes two green tritium lamps with white outlines for low-light acquisition.
- The Classic set includes one green tritium lamp with white outline for the front sight when paired as a set.
- The construction is machined of steel for durability and consistent fit.
- The sight uses Swiss-made tritium light sources for self-luminous performance.
- The finish is black to match common service-style pistol sight footprints.
- Manufacturer documentation lists compatibility with Springfield XD / XD-M / XD-S (Excluding OSP).
- The design is noted as popular among personal defense, military, and law enforcement users.
The AmeriGlo XD191R provides a practical, no-nonsense sighting solution for shooters who need reliable low-light performance without electronics. Its machined steel frame and Swiss-made tritium elements offer long-lasting service life, while the Classic 3-dot layout supports quick, repeatable sight alignment for everyday carry, range work, or professional use. This rear sight is a straightforward upgrade for users seeking improved visibility and a durable OEM-style profile.





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