Vortex Crossfire II 3-9x50 Rifle Scope is a complete re-design of the original Crossfire Rifle Scope, adding even more brightness, accuracy, and reliability to the already-trusted Crossfire scope design. Equipped with a wide, 50mm objective lens and fully multi-coated optics, these Rifle Scopes from Vortex Optics will deliver excellent brightness and contrast, even in low light situations like dawn or dusk. A single-piece, 1-inch tube made from aircraft grade aluminum adds strength and accuracy. The windage and elevation turrets are capped for extra resilience to impact and feature a quick reset-to-zero function. The Crossfire II Rifle Scope is waterproof, nitrogen purged for fog proofing, and shock proof, so you can take it on your most demanding hunts. Capture more game in the crosshairs with the Vortex Optics Crossfire II 3-9x50mm Fast Focus Rifle Scope. Features: Fully Multi-Coated Second Focal Plane Reticle Tube Size Single-Piece Tube Aircraft-Grade Aluminum Waterproof Fogproof Shockproof Hard Anodized Finish Capped Reset Turrets Fast Focus Eyepiece Specifications: Objective Lens Diameter: 50 mm Magnification: 3 - 9 x Tube Diameter: 1 in Reticle Focal Plane: Second Focal Plane (SFP) Exit Pupil: 5.56 - 16.67 mm Field of View, Linear: 12.9 - 32 ft at 100 yds Eye Relief: 3.8 in Color: Black Weight: 18.4 oz Fabric/Material: Aircraft Grade Aluminum Length: 12.7 in Height: 2.24 in Adjustment Type: MOA Adjustment Click Value: 1/4 MOA Parallax: 100 yds Focus Range: 100 yds to infinity Lens Material: Glass Optical Coating: Fully Multi-Coated Attachment/Mount Type: Ring Water Resistance Level: Waterproof Shockproof: Yes Fogproof: Yes Finish: Hard Anodized Package Type: Box Magnification Type: Variable Condition: New W/E Travel at 100 Yds: 60/60 MOA