The Speer Gold Dot 5.7x28mm 40gr GDHP brings law-enforcement-proven performance to shooters who demand dependable self-defense and duty ammunition, and the Gold Dot series reputation for consistent expansion and retained weight lends confidence in critical situations; its 40 grain hollow-point profile is engineered to expand predictably through common barriers while maintaining penetration to reach vital depths, and youll appreciate sealed primers and nickel-plated brass that promote reliable ignition, feeding and cycling in compatible 5.7x28mm platforms such as FN pistols (note that this load is not recommended for the rotating-feed FN P90 magazine). As a shooter youll find this load well-suited for defensive carry, training with defensive-grade ballistics, and duty use where barrier performance and consistent terminal effects matter, and search-friendly terms like Speer Gold Dot 5.7x28mm, 5.7x28mm self-defense ammo, and Speer 5.7x28mm 40 grain make it easy to find information and comparisons when selecting the right defensive cartridge for your firearm and role.