AmeriGlo GL121 Classic Tritium Glock Sights

AmeriGlo Classic Tritium Sight Set

The AmeriGlo GL121 Classic Tritium sights deliver reliable target acquisition in any lighting condition. This is a complete sight set designed specifically for Glock Gen 1-4 pistols.

Sight Configuration

Front Sight: Green tritium lamp with white outline Rear Sight: Yellow tritium lamp with white outline (dual lamps for increased brightness)

The contrasting tritium colors—green front and yellow rear—create a natural sight picture that your eyes naturally align. The white outlines enhance visibility in daylight while the tritium glows independently in darkness.

Technical Specifications

• Front sight width: 0.140"
• Rear sight height: 0.272"
• Fits Glock Gen 1-4 in 10mm, .45 ACP, and .357 Sig
• Compatible with Glock MOS (Modular Optic System) models

Why Choose Tritium Sights

Tritium-based night sights require no batteries or charging. The radioactive tritium gas glows continuously for approximately 12 years, making them ideal for defensive pistols where reliable low-light performance matters. Whether you're at the range or carrying for personal protection, these sights ensure you can acquire your target quickly in any environment.