4140 Armory is a leading manufacturer and supplier of high-quality ammunition, renowned for its precision and reliability. The company is named after the 4140 steel, known for its exceptional strength and resilience, reflecting the company's commitment to producing robust and dependable ammunition. One of their flagship products is the 4140 Armory - 5.56x45mm - 55 Grain - FMJ - Bulk Pack. This product is a testament to the company's dedication to providing superior ammunition for a wide range of applications, from target shooting to self-defense. The 5.56x45mm, 55 Grain, FMJ ammunition is meticulously crafted for optimal performance, ensuring consistent velocity and accuracy. Available in bulk packs, it offers an economical solution for high-volume shooters without compromising on quality. 4140 Armory's commitment to excellence, innovation, and customer satisfaction has made it a trusted name in the ammunition industry.