This video from SPN Firearms explores the benefits of bottleneck cartridges for everyday and wilderness carry, arguing they offer superior reliability and power compared to traditional straight-walled rounds. The instructor highlights calibers like .357 SIG, 9x25mm Dillon, .400 Corbon, and .40 Super, explaining their ballistic advantages and how they can be implemented in common firearms like Glocks through barrel swaps. The discussion emphasizes improved feeding, higher velocities, and greater stopping power, making a case for their wider adoption in self-defense scenarios.
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