Athlon Optics Heras SPR 4-20x50mm 1in Tube Rifle Scope SFP AAGR2 MOA Reticle Black. Incorporating an adjustable elevation turret locking windage turret and MOA and MIL second focal plane reticle options provide modern hunters with a new approach for shots on long-range game. Featuring a parallax adjustment from infinity to a minimum distance of 10 yards suitable for use on long-range magnum rifles and close-range airguns alike Specifications for Athlon Optics Heras SPR 4-20x50mm 1in Tube Rifle Scope SFP: Manufacturer: Athlon Optics Objective Lens Diameter: 50 mm Magnification: 4 - 20 x Tube Diameter: 1 in Reticle Focal Plane: Second Focal Plane (SFP) Eye Relief: 3.6 in Color: Black Weight: 25 oz Adjustment Click Value: 0.25 MOA Parallax: 10 yds to infinity Optical Coating: Fully Multi-Coated Weather Resistance: Yes Water Resistance Level: Waterproof Shockproof: Yes Magnification Type: Variable Gun Type: Rifle Features of Athlon Optics Heras SPR 4-20x50mm 1in Tube Rifle Scope SFP Argon Purged Advanced fully multi-coated XPL Coating Waterproof Revolution Lock Second Focal Plane High Precision Erector System 30mm Tubes Illuminated Glass Reticles Exposed Turrets Side Parallax Adjustment Package Contents: Athlon Optics Heras SPR 4-20x50mm 1in Tube Rifle Scope SFP Athlon Optics 214505: Heras SPR 4-20x50mm 1in Tube Rifle Scope SFP AAGR2 MOA Reticle Black