Sightron S-TAC 1-4.5x24 SSP SR1 Service Scope

$649.99 $ 499.99

Sightron S-TAC 1-4x24 SSP RS1 Service Scope


  • Second focal plane LPVO designed for CMP Service Rifle and NRA High Power Rifle Competition Use.
  • Exclusive MC-333 multi-coatings provide exceptional light transmission with reduced flare.
  • 30mm aluminum tube provides waterproof, shockproof and fog-proof performance that can handle any environment at the range.
  • Tactical turrets with solid, tactile audible clicks and bright and easy to read numbers.
  • Sightron's Lifetime Performance Guarantee for years of worry-free performance.

The S-TAC 1-4.5x24 SR1 Service Rifle Scope is the ultimate tool for competitive shooters that demand the very best optical technology. Designed and engineered for Civilian Marksmanship Program's Service Rifle and NRA High Power Rifle competition use, the S-TAC 1-4.5x24 SR1 utilizes Sightron custom optical glass with exclusive MC-333 lens multi-coatings. This combination provides exceptional light transmission all while reducing flare so the shooter can easily acquire their target. Housed in a durable 30mm aircraft aluminum tube, the S-TAC 1-4.5x24 SR1 is engineered to withstand up to 1,000G's of shockproof performance, and is nitrogen charged for waterproofing up to IPX7 standards. Sightron's exclusive ExacTrack erector tube system provides consistent, reliable, and repeatable adjustments. The scope provides an impressive 100 MOA elevation travel and 60 MOA of windage travel in ¼ MOA clicks. The new SR1 reticle provides a clean sight picture with a 9 MOA circle surrounding a 1/2 MOA aiming dot. One MOA stadia lines on the horizontal and lower vertical areas help draw the eye to the center of the reticle.

The Sightron S-TAC 1-4.5x24 SR1 includes the following:

  • Scope
  • Instruction Manual
  • 1.5mm Allen Wrench
  • Lens Cleaning Cloth


  • ExacTrack W&E System Never experience drift with Sightron's patented windage and elevation adjustment technology. It provides proper alignment between the adjustments and the erector tube by maintaining the same constant and accurate point of pressure at zero or extreme adjustments.
  • Exclusive Optical Design Using the right materials for the right applications, Sightron engineers build optical formulas around the best optical glass to reduce chromatic aberrations, improve color accuracy, while delivering excellent light transmission and best-in-class resolution and sharpness.
  • Exclusive MC-333 Multi-Coating Technology Exclusive 3 Layer multi-coating process employs a new and revolutionary lens coating technology applied to both surfaces of the lenses for excellent anti-reflection performance and the highest light transmission.
  • Second Focal Plane Reticle The reticle size remains constant at any zoom range.
  • Reticle Material Etched wire reticle for a superior viewing experience.
  • Shockproof 1,000G Shock rating supports even the highest calibers.
  • Waterproof Rated at IPX7 waterproof standards.
  • Fogproof Nitrogen gas charged for a lifetime of fog free use.
  • Tube Construction Milled from a single piece of lightweight, industrial grade aluminum.

Magnification 1-4.5X
Objective Lens Diameter 24mm
Eye Relief 3.9 - 3.3 inches
Field of View 110.0 - 25.3 ft @100 yds
Tube Size 30mm
Turret Style Tactical
Zero Stop No
Click Value 1/4 MOA
Minutes Per Revolution 25 MOA
Max Elevation Adjustment 100 MOA
Max Windage Adjustment 60 MOA
Parallax Setting Parallax Free (150 yards)
Focus Type N/A
Reticle Type SR1
Focal Plane Second
Illumination No
Finish Matte Black
 Yes - IPX 7 rated
Anti-Reflection Tech Exclusive MC-333 Multi-coating
Fog Proof Yes
Length 10.3 inches
Weight 20.8 oz
Sunshade N/A
Item Number 26021
UPC Code 793139260215
Model Name S-TAC1-4.5X24

The SR1 reticle was designed with NRA and CMP competition shooter's needs in mind. The clean reticle features 1 MOA horizontal stadia lines to assist with windage and holdover as well as assisting in keeping the scope level. There is also a lower 1 MOA stadia line, pointing up to a 9 MOA circle with a 1/2 MOA aiming dot.

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