Compared: Glock 20 vs Glock 21 (10mm & 45 ACP)
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9mm vs 40 vs 45: Can’t Believe The Results
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Full size 45 - Glock 21 Gen 4
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Shoot 10mm Ammo out of your .45ACP Glock | Conversion Barrel
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Glock 10mm pistols compared: G20 v G40
2:55
Como funciona uma Glock
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Glock 20 Gen 4 vs Gen 3
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Glock 21 Review & Accuracy (The Best "Man Stopper" Pistol?)
18:10