Built around a 30mm aircraft aluminum tube, the Vortex® Crossfire® II 6-18x44mm SFP BDC MOA Rifle Scope is a reliable, field-ready tactical and hunting riflescope, favored by new and experienced target shooters and hunters across North America. Featuring a one-piece aircraft aluminum tube with a glare-resistant hard-coat anodized finish, this ultrareliable rifle optic offers unparalleled protection against performance-inhibiting rust, corrosion, scratches, and other damages for lasting field service and unwavering reliability in harsh tactical and hunting environments. Capped turrets allow for quick indexing and zeroing, while the second focal plane BDC MOA reticle offers exceptional clarity and quick target acquisition in virtually any environment. Durable O-ring seals and nitrogen gas purging deliver reliable waterproof and fogproof performance, and proprietary coatings increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces while protecting against scratches, oil, and dirt for improved durability and clarity. Plus, this versatile rifle scope is backed by Vortex’s legendary VIP™ lifetime warranty for years of dependable service and exceptional clarity. Made in USA.