Ameriglo Agent 3-Dot Tritium Sight Set For Glock 42,43,43X,48

The AmeriGlo Agent 3-Dot Tritium Sight Set for Glock 42, 43, 43X, and 48 is a professional-grade night sight package purpose-built for serious carry shooters and law enforcement users. This set replaces your factory sights with Swiss-made self-illuminating tritium lamps that deliver reliable, hands-on visibility in low light—no batteries, no electronics, no excuses. The 3-dot configuration has earned its place as the standard choice for shooters who prioritize speed and clarity under stress, and AmeriGlo's Agent design takes that proven layout and refines it with thoughtful details that matter in the real world.

What sets the Agent apart is the careful balance between visibility and practicality. The front sight features a vivid green tritium lamp enclosed in a bright orange outline—that pop of color anchors your sight picture instantly, whether you're in daylight, dusk, or complete darkness. The rear sight uses a rounded U-notch profile with two green tritium lamps flanking a subdued black outline, giving you a clean, uncluttered sight picture when you need precision. All surfaces are machined from high-grade steel and given a non-reflective black finish that blends with your slide; the edges are dehorned to prevent snagging during the draw, and the rear sight is shaped to support one-handed slide racking in an emergency.

Installation is straightforward—these are drop-in replacements that fit your slide without modification. The tritium lamps carry a 12-year warranty, so you're investing in sights built to outlast the gun. Whether you're running a carry gun for daily work, range training, or defensive readiness, the AmeriGlo Agent delivers the low-profile, fixed-sight durability that has made it the choice of federal law enforcement and experienced shooters alike.

Key Features

• 3-dot tritium sight configuration with green lamps and orange/black outlines
• Swiss-made self-illuminating tritium—no batteries or adjustment required
• ProGlo front sight design with vivid green center and bright orange surround
• U-notch rear sight with two green tritium lamps and subdued black outline
• Machined from high-grade steel with durable, non-reflective black finish
• Dehorned edges prevent snagging during draw
• Rear sight shaped for one-handed slide racking support
• Drop-in replacement for factory Glock sights
• 12-year tritium lamp warranty

Specifications

Frequently Asked Questions

Will these sights fit my Glock 42, 43, 43X, and 48?

Yes. The AmeriGlo Agent 3-Dot Tritium Sight Set is designed as a drop-in replacement for the factory sights on Glock 42, 43, 43X, and 48 models. Note that the front sight width varies slightly between the G42/43 (.125") and the G43X/48 (.140"), but the set is configured for your specific model.

How do tritium night sights work, and do they require batteries?

Tritium is a self-illuminating material—the Swiss-made tritium lamps in these sights produce their own light through a natural radioactive decay process. No batteries, no charging, no external power source required. They'll glow in darkness for years and work in any lighting condition.

Can I use one-handed slide racking with the AmeriGlo Agent rear sight?

Yes. The rear sight is specifically shaped to support one-handed slide racking in emergency situations, making it practical for carry and defensive use.

What warranty coverage comes with these sights?

The Swiss-made tritium lamps carry a 12-year warranty, ensuring reliable illumination over the long term.