TruGlo Nexus 4-12x 44mm Rifle Scope - BDC - Protective caps cover fingertip-adjustable windage and elevation turrets Available with duplex reticle or MOA-based BDC reticle One-screw turret design for easy zero indexing (windage and elevation) Durable, scratch-resistant, non-reflective matte finish 1 in. tube for traditional scope mounting Nitrogen gas-filled Rubber-coated speed-focus eyepiece Specially formulated multi-coating provides maximum brightness, clarity, and contrast