Underwood Controlled Chaos .223 Rem 62gr Solid Copper Hollow Point ammunition is designed for shooters seeking a lead-free option that prioritizes controlled fragmentation and penetration. Each round uses a solid copper hollow point bullet and features nickel-plated brass cases with low-flash powder for consistent performance in .223 Remington firearms. Lead-free solid copper hollow point bullet Nickel-plated brass case with low-flash propellant Muzzle velocity rated at 3100 feet per second This ammunition is packaged 20 rounds per box and is suitable for personal defense and hunting applications where reliable terminal performance is needed.