4 - 12 x 40 riflescope is ideal for Big Game, Predator/Varmint, Muzzleloader, Slug, Long Range, and Target.;Dead-Hold BDC reticle has a customized design that helps eliminate guesswork on hold-over and windage corrections. Good for any hunting or shooting at varying ranges where estimating hold-over would be a concern.;Argon gas does not absorb or react chemically with water. Argon gas eliminates internal fogging. Argon gas maintains its protective properties over a wider temperature range. Argon gas does not diffuse as quickly as other elements, extending the service life of the optics longer.;Zero reset accuracy. When you hunt with the Diamondback riflescope, you can count on fast, precise windage and elevation adjustments with audible, tactile clicks at the tips of your fingers. Machined for durability.

• Vortex DIAMONDBACK 4-12X40 RIFLESCOPE with DEAD-HOLD BDC RETICLE

Vortex DIAMONDBACK 4-12X40 RIFLESCOPE with DEAD-HOLD BDC RETICLEVortex Optics