5.56
Different types of 5.56 rounds There are several different types of 5.56 rounds that are commonly used in firearms today. These include: Full Metal Jacket (FMJ): This is the most basic type of 5.56 round, and it is often used for training or target shooting. FMJ rounds have a lead core covered by a copper jacket, which helps them maintain their shape when fired. Hollow Point (HP): HP rounds have a hollowed-out tip that causes them to expand upon impact, making them more effective for self-defense or hunting purposes. Boat-Tail: Boat-tail rounds have a tapered base that helps improve accuracy and reduce drag as they travel through the air. Armor Piercing (AP): AP rounds have a hardened steel or tungsten core that is designed to penetrate armor, making them useful for military and law enforcement purposes. Tracer: Tracer rounds have a small pyrotechnic charge in the base of the bullet, which causes them to emit a bright trail of light when fired. These are often used for training p...