CMMG MK57 Guard Pistol Review! Brand New 5.7x28mm Firearm!

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Taking a deep dive into the CMMG Banshee/Guard MK57 chambered in 5.7x28mm. We run various 5.7x28mm loads through the gun, to check function, velocity, accuracy, and how 5.7x28mm compares in ballistics gel.

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Camera(s): Canon Rebel T6S, Canon HF R500, iPhone 7
Edited with: Adobe Premiere Elements 14
Audio: Zoom H5
Music: Provided by YouTube Creation Tools.