The Osprey Global 223/5.56 55-Grain Bullet Drop Compensator Laser, equipped with a BDC turret and pressure switch, is tailored for precision shots. Ideal for pistols or rifles, this laser offers a fast and effective up-close shot with a 3 MOA. The Green Laser Bullet Drop Compensator includes the .223 knob (other caliber knobs available separately: .25-06, .243, .308, .270 WIN, .30-06, & 7.62×39). It is backed by Osprey’s industry-leading no-nonsense lifetime warranty.