Primary Arms Classic 21 mm Micro Reflex Gen 2 AutoLive 3 MOA Green Dot Sight (SKU: 810049 / PA-CLX-MRSC-G2-G)

Primary Arms Classic 21 mm Micro Reflex Gen 2 AutoLive 3 MOA Green Dot Sight (Primary Arms, SKU: PA-CLX-MRSC-G2-G; MPN: 810049) is an open reflex sight designed for compact and subcompact pistols. It features a green 3 MOA dot and a lens measuring 21 × 15 mm. The second generation incorporates AutoLive, which reduces power consumption by automatically switching off illumination when stationary and restoring it when movement is detected.

Key features

• compact design weighing approximately 15.9 g, suited to small pistols
• green 3 MOA dot with 10 brightness settings
• motion-sensing AutoLive system that automatically controls illumination
• fully multicoated lens with anti-reflection coatings that also improve scratch and fog resistance
• mounting footprint conforming to the Shield RMSc standard
• hardcoat-anodized 6061-T6 aluminium housing
• brightness controls on both sides of the housing: “+” on the left and “–” on the right
• powered by a widely available CR2032 battery located underneath the housing

Included items

• reflex sight: Primary Arms Classic 21 mm Micro Reflex Gen 2 AutoLive 3 MOA Green Dot
• battery: CR2032 3 V

Technical specifications

• manufacturer: Primary Arms
• series: Classic Series / CLx
• generation: Gen 2
• manufacturer's SKU: PA-CLX-MRSC-G2-G
• manufacturer part number (MPN): 810049
• barcode (EAN): 818500019947
• design: open reflex sight with an exposed emitter
• aiming point: green dot
• dot size: 3 MOA
• number of brightness settings: 10
• night vision compatibility: yes, at an appropriate brightness setting
• power-saving system: AutoLive, automatic shut-off when stationary and activation when movement is detected
• lens dimensions: 21 × 15 mm
• optical coatings: fully multicoated anti-reflection surfaces
• mounting footprint: Shield RMSc
• total elevation adjustment range: over 60 MOA
• total windage adjustment range: over 60 MOA
• power supply: 1 CR2032 3 V battery
• rated battery life: up to 40,000 hours at a medium brightness setting
• battery location: underneath the housing
• housing material: 6061-T6 aluminium
• finish: hardcoat anodizing
• housing colour: black
• overall length: approximately 40.1 mm
• weight: approximately 15.9 g
• warranty: manufacturer's lifetime warranty

The small dimensions, low weight and automatic illumination control make this model a practical option for sport shooting with a compact pistol equipped with a compatible RMSc mounting interface.