Home / Binoculars / Primary Arms / Primary Arms SLx MD-21S Micro Dot Red Dot Sight 2 MOA Matte Black
Primary Arms SLx MD-21S Micro Dot Red Dot Sight 2 MOA Matte Black
Lowest Price
MSRP
$179.99
Savings
28% off
In Stock at
11 Stores
Compare Deals from 12 Retailers
Lowest price first
Lanbos Armory Best
● In Stock
MidwayUSA
● In Stock
Red Team Armory
● In Stock
Primary Arms
● In Stock
Armed In Michigan
● In Stock
$179.99
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$179.99
E-Commerce Arms
● In Stock
$179.99
EK Tactical
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$179.99
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AutoLive Technology Extends Battery Life
Fully Multicoated Lens
Includes Low Mount and Absolute Cowitness Mount
Night Vision Compatibility
Shockproof and Waterproof Aluminum Construction
Top Mounted Push Button Controls
Specifications
Description
The Primary Arms SLx MD-21S is an advanced micro dot sight that incorporates the latest technologies and materials to deliver exceptional performance. Weighing only 5 ounces, the SLx MD-21 is both lightweight and rugged, featuring the newest Primary Arms mounting hardware for guaranteed rigidity and precision when you need it most. The upgraded LED emitter offers complete night vision compatibility as well as a true Daylight Bright reticle with an ultra-long runtime for full operability in any environment.FeaturesAutolive Technology to Help Save Battery LifePush-Button Controls12 Illumination SettingsThe CQB Version Reticle has 4 Selectable Reticles
Primary Arms SLx MD-21S Micro Dot Red Dot Sight 2 MOA Matte Black Price History and Deals
ARMSAGORA tracked 31 days of price history for Primary Arms SLx MD-21S Micro Dot Red Dot Sight 2 MOA Matte Black. The lowest tracked price in this period was $129.54, with prices ranging up to $210 from Apr 23, 2026 through May 23, 2026.
Current price is at the tracked 30-day low
- Current Low
- $129.54
- 30-Day Low
- $129.54
- Average
- $185.29
- Median
- $210
- Retailers
- 12
