Sightron S-Tac 4-20x50 MOA SF Rifle Scope

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Sightron S-Tac 4-20x50 MOA SF Rifle Scope

The Sightron S-Tac 4-20x50 MOA SF is new to the Sightron S-Tac range and features many of the unique qualities this series has but without the price tag.

The Sightron S-Tac 4-20x50 MOA SF comes equipped with ZACT-7 Revcoat Multi Coatings, a 7 layer multi-coating with precision ground glass that provides superior light transmission and resolution for the ultimate in performance.

The 30mm tube of the Sightron S-Tac 4-20x50 MOA is a one-piece main tube made from high-quality aircraft aluminium, which is more than twice as thick as one inch models to provide maximum rigidity.

Turrets on the Sightron S-Tac 4-20x50 MOA are Sightron's unique ExacTrack windage and elevation adjustment system, this system offers superior precision and performance.

Sightron S-Tac 4-20x50 scopes come with a side focus system that offers parallax adjustment from 10 yards to infinity making it the perfect choice for a wide range of firearms.

More Information
Brand Sightron
Popularity Sightron S-Tac 4-20x50 MOA SF Rifle Scope
SKU 26015
Tube Diameter 30 mm
Highest Magnification 11x-20x
Reticle Plane Second

All dimensions in inches.

Item Number: 26015
Sku Number: 793139-260154
Model Name: S-TAC4-20X50MOA
Magnification: 4-20X
Object Diameter (mm): 50
Fov (ft@100 Yds.): 23.6-4.4
Eye Relief (in.): 3.7-4.0
Reticle Type: MOA-2
Click Value (@100 Yds.): 1/4 MOA
Minutes Per Revolution: 15 MOA
W/E Travel (@100 Yds.): 40/80 MOA
Knob Style: Target (Resettable)
Focus Type: Side Focus
Parallax Range: 9yds to Infinity
Finish: Matte Black
Waterproof: Yes
Fully Multi Coated: Yes (Zact-7 TM 7-Layer)
Weight (oz.): 23.8
Length (in.): 14.8
Tube Diameter: 30mm
Sunshade Included: No
Illuminated Reticle:  


A: 14.8
B: 6.3
C: 2.9
D: 1.9
E: 3.6
F: 4.7
G: 2.3
H: 1.7
I: 30mm

test_eyebellaFast Focus Eyebell

Allows for quick and easy adjustments when in the field.

S-TAC Target Turret

Target Turret

Precision adjustable target turret in 1/4 MOA adjustments. All models are resettable to zero and are protected by rugged windage and elevation caps.

Zoom ring LeverZoom Ring Lever

A pop-up style zoom ring lever for ease of use in cold weather climates.

warrantyLifetime Warranty

We are so confident in the quality of our products that Sightron offers a Lifetime Warranty.


This scope features Sightron's unique ExacTrack windage and elevation adjustment system. No other system on the market comes close to the precision and performance of ExacTrack.

Zact-7 RevcoatZact-7 Revcoat® Multi-Coating

Sightron's Zact-7 Revcoat employs revolutionary lens coating technology featuring fully multi-coated precision ground glass.


Rain, snow, or humidity, Sightron optics are built using 100% sealed system ensuring a lifetime of performance in the most extreme environmental conditions.


Rated for recoil and impact from even the toughest loads.

Nitrogen Gas Charged

Nitrogen filled to provide a lifetime of use from fogging and internal water buildup.

All measurements in MOA @ 100 yards.

Min Power

Max Power

A 100
B 100
C 50
D .5
E 10
F 20
G 10
H 1.25
A 20
B 20
C 10
D .1
E 2
F 4
G 2
H .25
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