HK UMP45 & Mini UZI – Machine Guns in SLO-MO!

HK UMP45 – a gas blow-back, select-fire submachine gun chambered in 45ACP, Cyclic rate of 600 rounds per minute

Mini UZI – a smaller variant of the UZI with a smaller bolt assembly, allowing it to fire at 900 rounds per minute

Slow Motion video reveals the awesome action of these two submachine guns. Sweet!

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