Primary Arms PA GLx MD-21S 2 MOA Red Dot 21mm

The GLx MD-21S is a compact micro dot optic engineered for agility and precision across close-quarters to intermediate-range applications. This 1X optic pairs a small footprint with a clear red-dot reticle for rapid target acquisition. It includes an advanced solar failsafe system to supplement its power supply and help maintain extended runtime.

Key Specifications

• The model is GLx.
• The reticle is a Red Dot with a 2 MOA dot size.
• The objective measures 21mm.
• The optic operates at 1X power.
• The finish/color is Black.
• The product type is listed as Red Dot.
• Category/subcategory is Red Dot Sights & Non-Magnified Optics.
• Includes an advanced solar failsafe system to supplement the power supply.

Designed for practical, fast-use applications from close engagement to intermediate ranges, the GLx MD-21S delivers a low-profile aiming solution with a precise 2 MOA dot. Its solar failsafe and simple 1X design make it well suited for users who prioritize quick target acquisition and reliable on-board power support in a compact optic package.