Sightron S-TAC 4-20X50 Riflescope - Black

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The Sightron S-TAC 4-20X50 Riflescope - Black features a magnification of 4-20X with an objective diameter of 50mm and tube diameter of 30mm. The fast focus eyebell allows for quick and easy adjustments when in the field. The target turrent allows for .1 MRAD adjustments and is resettable to zero with protection by rugged windage and elevation caps. A pop up style zoom ring lever allows eas of use in cold weather climates. This scope features ExacTrac windage and elevation adjustment system and is waterproof, shockproof, and nitrogen gas charged.


  • Zero-Stop Model
  • Waterproof and shockproof
  • Nitrogen gas charged
  • Fast Focus Eyebell
  • Zoom Ring Lever
  • Zact-7 Revcoat Multi-Coating
  • Waterproof design
  • Shockproof



Brand Sightron
Magnification 4-20X
Objective Diameter 50mm
Tube Diameter 30mm
Objective Lens Diameter 50 mm
Magnification 4 - 20 x
Reticle Mil-Hash
Tube Diameter 30 mm
Reticle Focal Plane First Focal Plane (FFP)
Exit Pupil 2.5 mm
Battery Type CR2032
Field of View Linear 4.36 - 22.2 ft at 100 yds
Eye Relief 3.7 - 3.9 in
Diopter Adjustment Range -2 - 1 dpt
Colour Black
Weight 25.6 oz
Length 15.1 in
Width 2.3 in
Height 2.3 in
Illumination Type LED
Illumination Colour Red
Adjustment Type Mil Rad
Adjustment Click Value 0.1 Mil Rad
Adjustment Range 12 Mil Rad
Parallax 10 yds to infinity
Focus Range 10 yds to infinity
Lens Material Glass
Optical Coating Zact-7 TM 7-Layer
Attachment/Mount Type Ring
Battery Life 400 hours
Weather Resistance Yes
Water Resistance Level Waterproof
Shockproof Yes
Fogproof Yes
Finish Matte
Magnification Type Variable
Additional Features Side Focus
More Information
Free Shipping No
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