The Osprey 223 Green Laser Boresight, ensuring accuracy for your first shot. Crafted with high-quality brass, Osprey boresights save time and ammo. Fast, user-friendly, and cost-effective, they ensure precise weapon sighting. Activated when the bolt is closed on the rifle, the calibrated green laser dot projects down the barrel, achieving within 1.5 inches of center with simple instructions. Compatible with all Osprey Boresight Arbors, backed by Osprey Global's industry-leading no-nonsense lifetime warranty for added confidence. This .223 Green Laser Boresight is compatible with all of Osprey's Boresight Arbors.Lifetime Warranty; Contact (470)274-5295 for Warranty Questions