Heckler & Koch 21E, 7.62X51Mm Belt-Fed Machine Gun

Belt-fed HK Machine Guns: MM23e and MM21e

Heckler & Koch (HK) 21E, 7.62x51mm belt-fed machine gun

HK21E 7.62x51mm belt-fed machine gun

HK 21 .308 Beltfed Machine Gun

MM 21E Belt-fed Machinegun

HK21 308 beltfed machine gun

JECIII Michael's Machines MM21e (HK21e) 308 belt dump. Machinegun Rainbow

JEC III, LLC- Lightning Link Connoiseur

RPD 762x39 belt fed machine gun

HK21

H&K 21 SHRIKE machine gun shoot

(HK) MM23E 5.56 Belt-fed Machine Gun

Heckler & Koch .308 HK21 full auto.

Ryan's Range Report

(H&K) MM23e Beltfed Machine Gun - 100 rounds slow motion

HK21E belt-fed machine gun

Hk21 full auto belt fed machine gun

HK21e up and runnin

Alex the Gunsmith

HK21. Full auto belt fed

HK21K

hk23 belt fed machine gun, fullauto

Jeff firing the HK21K