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Primary Arms

Primary Arms CLx 1x21 Mini Reflex Sight 3 MOA Red Dot, Black

MSRP: $199.99
$179.99
You save $20.00
Bundle & Save: buy 2 items save 5%, 3 items save 10%, 4 or more save 15%. Applied automatically in your cart.
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  • Authorized dealer
  • 30-day returns
  • US shipping

Questions about fit or mounting? Call +1 570-262-5566

Key specifications

Magnification
1X
Objective Diameter
21mm
Reticle
Red Dot
Finish
Anodized
Type
Pistol Red Dot Sight
Full specifications and details

Delivery & returns

  • Ships within the United States only.
  • Orders typically processed within 3–5 business days.
  • Unused items can be returned within 30 days of delivery.

Product details

SKU:
810052
UPC:
810178480531

The Primary Arms CLx 1x21 Mini Reflex Sight 3 MOA Red Dot, Black is a pistol red dot sight for RMSc.

Precision for any budget. CLx optics and accessories are perfect for the budget-focused marksman. All CLx products come with a lifetime warranty, showing our commitment to guaranteed quality.

A red dot sight lets you shoot with both eyes open and puts the aiming point on the same plane as the target, which makes target acquisition fast. Check the footprint and height suit your mount and firearm.

How It Compares

Also compare the Micro Reflex Sight, Green Dot Reflex Sight, SLx RS-10R Mini Reflex Sight, 1x23MM, 3 MOA Red Dot and SLX RS-10R Mini Green Dot Reflex Sight. Browse all pistol Dot Sights and the full Primary Arms range. New to this? Read our guide: Pistol Red Dots and Optic Footprints, Explained.

Ideal For

  • Pistols set up for the Shield RMSc footprint
  • Budget-focused shooters who want a closed-emitter 3 MOA red dot
  • Night vision users, with 2 of its 10 illumination settings NV compatible
  • Saving battery with AutoLive motion-sensing on/off

Key Features

  • 3 MOA Red Dot
  • Closed Emitter
  • Night Vision Compatible
  • Shield RMSc Footprint
  • 10 Illumination Settings, 2 Night Vision Compatible
  • AutoLive Motion-Sensing On/Off
  • Mini Reflex Sight
  • 1X Magnification

Compatibility & Fitment

RMSc. Not sure it fits? Contact us before you order and we will check for you.

Technical Specifications

Brand

Primary Arms

Type

Pistol Red Dot Sight

Model

CLx

Power

1X

Objective

21mm

Reticle

Red Dot

Description

Night Vision Compatible

Manufacturer Wt

0.98oz

MOA

3 MOA

Finish

Anodized

Item Length

1.61"

Color

Black

MPN

810052

UPC

810178480531

US Shipping & Support

Genuine Primary Arms, brand new and covered by the manufacturer's warranty. Shipping is free on US orders of $99 or more, and smaller orders ship from $6.95. Questions about fit, mounting or which option suits your setup? Our team is glad to help before and after your purchase.

Frequently Asked Questions

What does the CLx Mini Reflex Sight fit?
RMSc.

Is this a genuine Primary Arms product?
Yes. It is a new, genuine Primary Arms product sourced through an authorized US distributor.

How much is shipping?
Shipping is free on US orders of $99 or more. Orders under $99 ship at a flat rate from $6.95 to $9.95, depending on the order total.