Primary Arms SLx Compact 4-16x44mm 30mm Tube Rifle Scope First Focal Plane ACSS-HUD-DMR-308/223 Reticle Black 30mm. At just 10.1 inches in length this scope is purpose-built for agile low-profile setupsideal for designated marksman rifles hunting carbines or compact bolt guns. Its streamlined form factor doesnt come at the cost of performance making it an excellent option for shooters who demand long-range capability without adding bulk. At the heart of this optic is a First Focal Plane (FFP) optical system ensuring consistent subtensions and accurate holdovers at any magnification. Paired with high-performance optical glass the 44mm objective lens delivers excellent light transmission and clarity across a wide field of view. The eye box is forgiving and comfortable allowing for quick target acquisition and positive engagement in both fast-paced and precision-focused shooting scenarios. An adjustable parallax (from 10 yards to infinity) further refines clarity and accuracy at all distances. Built to Primary Arms rigorous SLx standards this scope is shockproof waterproof and fog-resistant with internals tested through extensive live-fire use. Backed by an industry-leading Lifetime Warranty the SLx 4-16x44mm FFP gives dependable performance and refined capabilities whether for hunting competition or basic marksmanship. Specifications for Primary Arms SLx Compact 4-16x44mm 30mm Tube Rifle Scope First Focal Plane: Manufacturer: Primary Arms Objective Lens Diameter: 44 mm Magnification: 4 - 16 x Tube Diameter: 30 mm Reticle Focal Plane: First Focal Plane (FFP) Exit Pupil: 2.7 - 11 mm Illumination Color: Red Field of View Linear: 7.88 - 31.5 ft at 100 yds Eye Relief: 4 in Color: Black Adjustment Click Value: 0.1 Mil Rad Length: 10.1 in Package Contents: Primary Arms SLx Compact 4-16x44mm 30mm Tube Rifle Scope First Focal Plane Primary Arms 610227: SLx Compact 4-16x44mm 30mm Tube Rifle Scope First Focal Plane ACSS-HUD-DMR-308/223 Reticle Black 30mm