9mm Is Getting Replaced? These 5 Calibers Are Quietly Taking Over
This video from Line 45 explores five calibers quietly challenging 9mm's dominance in 2025: 30 Super Carry, 5.7x28mm, 10mm, 357 SIG, and 22 TCM. Instructor Ted highlights how these calibers offer distinct advantages in capacity, flat shooting, stopping power, barrier penetration, and speed, catering to specific shooter needs beyond the traditional 9mm standard.











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