Description The Crimson Trace Brushline 4-12x40mm scope with Crimson Trace's custom BDC Reticle is the classic higher-power hunting scope with a modernized BDC reticle. The diamond shapes in the reticle allow for three distinct aiming points per diamond. This scope boasts a 1" tube made of aerospace-grade aluminum, making it lightweight yet durable. It has passed extensive environmental testing and is nitrogen-purged, waterproof, shockproof. It boasts MOC-coated ELD glass, and the aggressive knurling on the magnification ring and turret ensures effortless adjustments. All Crimson Trace scopes are covered under a Lifetime Warranty and is backed by our award-winning customer service team.Specifications:Magnification: 4-12xReticle: CT Custom BDCFocal Plane: 2ndMaterial: aerospace aluminumEye Relief (in): 3.5 inObjective Lens Diameter: 40Tube Diameter: 1 in.Click Value: 1/4 MOATurrets: CappedIllumination: NoScope Length: 2.3 IN x 2.3 IN x 14 INProduct Weight: 16.2 oz ozLens Coating: green multi coatedRear Mounting Length (in): 2Front Mounting Length (in): 2.4Windage Range: 65 MOAElevation Range: 65 MOASide Parallax: 100 YdZero Stop: NoFOV Maximum: 23.6 ftFOV Minimum: 7.9 ft