Heckler \u0026 Koch's Modular Machine Gun: the HK21 💥 #gunshorts #guncollection #machinegun #hk21 #guns

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HK21 belt fed 40rounds

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BELTFED G3 (Hk21) aka the RAPP H in 1 min #Shorts

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Shooting the HK21 Modular Machine Gun

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HK21 or Portuguese m/968: The H\u0026K G3 Grows into a Light Machine Gun

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HK21 - Black Ops Multiplayer Weapon Guide

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HK21 project- Start here

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HK21- cutting the receiver and starting to fit items.

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HK MR762A1 Build Overview \u0026 Black Ops Defense Review

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Black Ops Defense: H\u0026K 416, G28, M110

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H\u0026K Mk23 SOCOM .45 Development

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SR3 Vikhr: Russian 9x39mm PDW

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HK-32 Prototype in 7.62x39mm

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Mk 48 - Black Ops 2 Weapon Guide

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The HK21E, HKs best Beltfed

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HK21

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HK21 at 0.00001 Fire Rate

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HK21.....more testing...

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H\u0026K's Light Machine Guns: Rare but Effective (HK21/23 \u0026 HK11)

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HK 21 Belt Dump

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HK-21 featuring AskACapper - LMGs - Black Ops Review - #35

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HK21 308 beltfed machine gun

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Black Ops is easy! (HK21)

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HK21 Electric Sounds Black Ops 1

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Heckler \u0026 Koch HK21

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Hudson Enfield \u0026 HK21 from Black Ops 1 Rebirth Mission - Modern Warfare 3 Multiplayer Gameplay

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HK21 200 ROUNDS

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