The Barska AC11388 Point Black Riflescope is a great choice for accurate and versatile shooting with .223 caliber firearms because is specially designed for this caliber firearms. The AC11388 has a unique elevation turret that accounts for the bullet drop of the .223 bullet with different weights: 50, 55, or 62 grains. The turret has a multi-grain Bullet Drop Compensation chart (B.D.C) engraved on it, so you can easily adjust the elevation for your bullet weight and range. The Point Black Riflescope is compatible with various types of rifles that use the .223 bullet, such as varmint rifles, bolt action rifles, semiautomatic rifles, AR-15 / M-16 rifles, Mini-14, and ranch rifles. The Point Black Riflescope has a variable magnification of 3-12x and a 40mm objective lens.