PST-5255 Vortex Optics Viper PST Gen II 5-25×50 FFP WITH EBR-2C MOA RETICLE

Gaining the upper hand on competitive shooting has never been so easy. With the PST-5255 Vortex Optics Viper close quarters to long-range shooting will be precise. Features such as the illumination dial are easily accessible and adjusted, making for efficient targeting. Plus, the glass-etched reticle, offers shooters highly functional, intuitive, and detailed hold points. Choose the ultimate riflescope for competitive shooting and gain an advantage like never before.


Available on backorder

SKU: PST-5255 Category:

This updated favorite hands an unfair advantage to shooters who seek to keep the upper hand in every situation from close quarters to long-range shots. The illumination dial is cleanly integrated into the side focus adjustment knob for easy access and streamlined performance. The glass-etched reticle offers shooters highly functional, intuitive, and detailed hold points yet remain uncluttered for optimal viewing and features 10 intensity levels with off positions between each setting.

Included In The Box:

  • VIP Unconditional Lifetime Warranty
  • CR2032 battery
  • Lens cloth
  • 2 mm hex wrench
  • 3” Sunshade

PST-5255 Vortex Optics Viper PST Gen II 5-25x50 FFP WITH EBR-2C MOA RETICLE 2

Optical Features

XD™ Lens Elements Extra-low dispersion (XD) glass increases resolution and color fidelity, resulting in crisp, sharp images.
XR™ Fully Multi-Coated Proprietary coatings increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces.
First Focal Plane Reticle Scale of reticle remains in proportion to the zoomed image. Constant subtensions allow accurate holdover and ranging at all magnifications.
Glass-etched Reticle Protected between two layers of glass for optimum durability and reliability.
Illuminated Reticle Provides precise aiming under low-light conditions.


Construction Features

Tube Size 30 mm diameter.
Single-Piece Tube Maximizes alignment for improved accuracy and optimum visual performance, as well as ensures strength and waterproofness.
Aircraft-Grade Aluminum Constructed from a solid block of aircraft-grade aluminum for strength and rigidity.
Waterproof O-ring seals prevent moisture, dust and debris from penetrating the riflescope for reliable performance in all environments.
Fogproof Argon gas purging prevents internal fogging over a wide range of temperatures.
Shockproof Rugged construction withstands recoil and impact.
Hard Anodized Finish Highly durable low-glare matte finish helps camouflage the shooter’s position.
ArmorTek Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt.
Tactical-Style Turrets Exposed turrets provide fast, accurate and easily read elevation and windage adjustments.


Internal Mechanism Design Features

RZR Zero Stop Zero Stop mechanism prevents the turret from dialing below sight-in range.
Precision-Force Spring System Uses premium components in the erector-spring system to ensure maximum repeatability and ease of adjustment.
Precision-Glide Erector System Uses premium components in the zoom lens mechanism to ensure smooth magnification changes under the harshest conditions.


Convenience Features

Radius Bar Fiber optic turret rotation indicator provides a highly visible and tactile point of reference for turret rotations. US Patent 7,937,879
Fast Focus Eyepiece Allows quick and easy reticle focusing.
Built-In Accuracy Features Matching (MRAD or MOA) turrets and reticles facilitate fast and accurate shooting at extended ranges. The patented fiber optic Radius Bar visually assists tracking turret rotations. US Patent 7,937,879


Magnification 5-25 x
Objective Lens Diameter 50 mm
Eye Relief 3.4 in
Field of View 24.1-4.8 feet/100 yards
Tube Size 30 mm
Turret Style Tactical
RZR Zero Stop
Adjustment Graduation 1/4 MOA
Travel per Rotation 25 MOA
Max Elevation Adjustment 70 MOA
Max Windage Adjustment 35 MOA
Parallax Setting 25 yards to Infinity
Length 16 inches
Weight 31.2
Product Manual (PDF)
Product Manual 2 (PDF)

Viper PST GEN II 5-25 x 50 Dimensions

L1 L2 L3 L4 L5 L6
16.0 2.25 2.50 6.85 5.6 3.75


H1 H2
2.3 1.8

Dimensions measured in inches.

EBR-2C Reticle (MOA)

Hash-marked reticle using MOA or MRAD-based subtension lines and floating wind hold dots for ranging, holdover, and windage corrections. Letters refer to reticle subtensions listed in the chart below.

PST-5255 Vortex Optics Viper PST Gen II 5-25x50 FFP WITH EBR-2C MOA RETICLE 3

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