The 6-24x40 Point Black Riflescope from Barska features bullet-drop technology specifically designed for .223 caliber shooting. The scope's elevation turret is calculated to compensate for the elliptical drop of the .223 with either a 50 55 or 62 grain bullet. A multi-grain bullet drop compensation chart (B.D.C) is engraved on the elevation turret. The Point Black riflescope can be combined with varmint rifles bolt action rifles semiautomatic rifles AR-15 / M-16 assault rifles Mini-14 ranch rifles and any of the large selection of firearms that chamber the high velocity .223 bullet. - 1 Tube - 1/8 MOA Click Value - Illuminated Multi-Color 3G Reticle - Fully Multicoated Optics - Calibrated for .223 Bullet - Fast Focus Eyeball - Side Parallax Adjustment - 3 Multi-Grain Adjustments - Adjustable Reticle Brightness Rheostat - Waterproof and Fogproof