Trijicon ACOG TA31-D-100312 4x 32 Dual Illuminated Green Chevron .223 BAC Reticle Scope, OD Green 4x magnification with a 32mm objective lens Green Chevron BDC reticle Bullet Drop Compensator reticle for up to 800 meters OD Green finish. Field of view (degrees): 7, field of view @ 100 yards (feet): 36.8 Forged aluminum housing