Sig Sauer Electro-Optics SOSBDX621 Sierra6 BDX Black Anodized 2-12x40mm 30mm Tube Illuminated BDX-R2 Reticle

The SIERRA6 family of riflescopes provides the hunter or marksmen with an intelligent auto-holdover specific to their ballistics, target, and environment. This model features Sig's BDX Ballistic Data Xchange technology.