Primary Arms Classic Series 21mm Micro Reflex Sight – AutoLive – 3 MOA Red Dot – PA-CLx-MRD-AD

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The Primary Arms Classic Series Micro Reflex Sight delivers ultra-lightweight aiming performance with a crisp 3 MOA red dot, AutoLive motion-sensing technology, and durable aluminum housing, perfect for pistols, PCCs, or offset rifle mounts.

$149.99

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The Primary Arms Classic Series 21mm Micro Reflex Sight – PA-CLx-MRD-AD is a reliable, budget-friendly red dot optic ideal for handguns, pistol-caliber carbines, and rifles. Engineered for durability and rapid target acquisition, this sight offers a 3 MOA red dot reticle that provides fast, precise aiming without obscuring the target.

At its core is AutoLive technology, which conserves battery life by powering down the sight when not in use and instantly reactivating upon movement. This feature significantly extends runtime and ensures the optic is always ready when you are.

Built with a hardcoat anodized 6061 aluminum housing, the sight is IP67 waterproof, shockproof, and designed to withstand heavy recoil. The 21mm objective lens delivers a wide field of view, while the 10 illumination settings, including night vision compatible options, provide versatility in any lighting condition.

The optic is compatible with Shield RMSc footprint mounts, making it suitable for a wide variety of optics-ready pistols and custom slide cuts.

Key Features:

  • Reticle: 3 MOA Red Dot

  • Lens Diameter: 21mm

  • Illumination: 10 Brightness Settings (2 NV-compatible)

  • AutoLive Motion-Sensing Technology

  • Housing: 6061 Aluminum, Hardcoat Anodized

  • Waterproof Rating: IP67

  • Battery Life: Up to 40,000 Hours (medium setting)

  • Mounting Footprint: Shield RMSc

  • Weight: 1 oz (without mount)

  • Includes: Low-profile mount, battery, tools

  • Warranty: 1-Year

FAQ:

Q: What footprint does this reflex sight use?
A: It uses the Shield RMSc footprint, compatible with many modern optics-ready handguns.

Q: Is the red dot always on?
A: No — it features AutoLive, which turns the sight off when idle and back on with movement.

Q: Is this sight good for pistols or rifles?
A: Yes — it’s compact and rugged enough for handguns, PCCs, shotguns, or offset rifle mounts.

Q: Does it work with night vision?
A: Yes — it has two NV-compatible brightness settings for low-light or NV gear use.

Brought to you by Black Bayou Armory.

UPC

818500019824

Manufacturer
Manufacturer Part Number
Model

Classic Series

Objective Size

21mm

Magnification

1 X

Overview:

The Primary Arms Classic Series Micro Reflex Sight 21mm with Autolive 3 MOA Red Dot is an advanced optic designed for shooters seeking precision and versatility. Featuring a 3 MOA red dot reticle, this sight provides a perfect blend of accuracy and speed, allowing users to acquire their target quickly. With a 21mm objective lens, it delivers a wide field of view, enhancing situational awareness and making it ideal for tactical scenarios and recreational shooting alike.

This reflex sight is equipped with Autolive technology, which activates the sight automatically when motion is detected, preserving battery life and ensuring it’s always ready when needed. Powered by a single CR2032 battery, this sight offers an impressive battery life of up to 40,000 hours, so you can rely on it for extended use without interruptions. Its 11 adjustable brightness settings allow for optimal visibility in various lighting conditions, making it adaptable for both indoor and outdoor environments.

Constructed with durability in mind, the sight’s aluminum housing with hardcoat anodized finish is both lightweight and rugged. Weighing only 1.08 oz, it adds minimal weight to your firearm while providing maximum resilience. Additionally, it’s compatible with most picatinny and weaver mounts, making installation easy and versatile.

Product Highlights:

  • Reticle: 3 MOA red dot for fast, precise aiming
  • Lens Size: 21mm for a wide and clear field of view
  • Autolive Technology: Motion-activated to conserve battery life
  • Battery Life: Up to 40,000 hours on a single CR2032 battery
  • Brightness: 11 adjustable levels for use in any lighting condition
  • Durability: Aluminum construction with hardcoat anodized finish, waterproof and shockproof
  • Mounting Compatibility: Fits most picatinny and weaver mounts

Why Choose Black Bayou Armory?

At Black Bayou Armory, we are committed to providing only top-quality firearms and accessories backed by expert support and guidance. Each product is carefully chosen to secure dependability and performance, and our team is always available to offer advice tailored to your needs. When you choose Black Bayou Armory, you’re not just making a purchase; you’re partnering with a trusted source in the firearms industry that prioritizes your satisfaction.

FAQs:

  1. What battery does the Primary Arms Micro Reflex Sight use, and how long does it last?
    It uses a CR2032 battery, offering up to 40,000 hours of life.
  2. Is this sight waterproof and shockproof?
    Yes, it’s designed to withstand tough environments, making it waterproof and shockproof.
  3. Can this sight fit any firearm?
    The sight is compatible with most Picatinny and Weaver mounts, making it adaptable to various firearms.
  4. Does it have brightness settings?
    Yes, it offers 11 brightness levels for versatile use in any lighting condition.

The Primary Arms Classic Series 21mm Micro Reflex Sight with Autolive is a top choice for shooters looking to upgrade their firearm setup. Shop online now at Black Bayou Armory or visit our gun shop in Benton for quality products and reliable service!

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