The easy-to-use .17 Hot Magnum Scope from Barska is engineered with revolutionary Bullet Drop technology to deliver extreme performance every time! Its elevation knob is precisely calculated to compensate for the elliptical drop of the .17 Magnum rimfire with a 17-grain bullet. High-density optical glass delivers precision clarity you can rely on. Features include multi-coated optics for brighter viewing, and an adjustable objective for parallax correction. Protected by Barska's Limited Lifetime Warranty.