Primary Arms SLx MD-25 Red Dot Sight Gen II

Primary Arms SLx MD-25 Gen II Red Dot Sight Product Description

25 mm Microdot Design: The SLx MD-25 Gen II features a 25 mm objective lens, providing a wide field of view for faster target acquisition compared to smaller micro red dots.

Multiple Reticle Options: Available with a 2 MOA red dot or ACSS CQB reticle, offering a choice between a simple aiming point or an advanced ballistic reticle system.

AutoLive Technology: Motion-sensing AutoLive function automatically turns the optic on when movement is detected and powers it down when idle, extending battery life and ensuring readiness. 

Durable Aluminium Construction: Built from aluminium with fully multi-coated lenses and nitrogen filling, ensuring resistance to fogging and environmental conditions. 

Daytime-Usable Illumination: The illuminated reticle is clearly visible in bright conditions and compatible with night vision settings. 

Precise Adjustment System: Features 14 mm/100 m (1/2 MOA) click adjustments with a total adjustment range of 50 MOA (≈14.53 MRAD) for both elevation and windage. 

ABOUT THE SERIES

The Primary Arms SLx series represents the brand’s core optics line, designed to deliver reliable performance, practical features, and strong value.

SLx optics are widely used across recreational, competition, and professional applications, offering a balance between affordability and functionality.

The series includes red dots, prism optics, and riflescopes designed for everyday use.

ABOUT THE MODEL Primary Arms SLx MD-25 Gen II

This model is designed as a versatile tube-style red dot sight for rifle platforms, offering durability, wide field of view, and flexible mounting options.

It features a 25 mm lens, illuminated reticle, AutoLive technology, and compatibility with standard micro mounts.

Key specifications include 77 mm length, 185 g weight, CR2032 battery, and fixed mount compatible with Picatinny rails. :contentReference[oaicite:4]{index=4}

The optic is intended for shooters who require a durable and reliable red dot sight for close- to medium-range shooting applications.

ABOUT THE MANUFACTURER

Primary Arms is a US-based optics manufacturer known for delivering high-value optics and innovative reticle systems across riflescopes, prism optics, and reflex sights.

MAIN FEATURES

• Optic Type: Tube red dot sight
• Objective Lens Diameter: 25 mm
• Reticle: 2 MOA Dot / ACSS CQB
• Reticle Illumination: Yes
• Daytime-Usable Illumination: Yes
• Parallax: Free of parallax
• Adjustment: 14 mm/100 m / 1/2 MOA
• Adjustment Range: 50 MOA / ~14.53 MRAD elevation & windage
• Battery: CR2032
• Length: 77 mm
• Weight: 185 g
• Material: Aluminium
• Lens Coating: Fully multicoated
• Mounting Standard: Aimpoint Micro
• Color: Black
• Durability: waterproof, fogproof, shock-resistant

WARRANTY

10-year warranty covering material and manufacturing defects under normal use.

IN THE BOX

• Red dot sight
• Low base
• Standard riser
• Two different height spacers
• CR2032 battery
• Adjustment tool
• User manual