|
gptkbp:instanceOf
|
shooting
|
|
gptkbp:action
|
roller-delayed blowback
|
|
gptkbp:barrelLength
|
450 mm
|
|
gptkbp:basedOn
|
gptkb:Heckler_&_Koch_G3
|
|
gptkbp:cartridge
|
gptkb:7.62×51mm_NATO
|
|
gptkbp:countryOfOrigin
|
gptkb:Germany
|
|
gptkbp:designedBy
|
gptkb:Heckler_&_Koch
|
|
gptkbp:feedSystem
|
belt-fed
box magazine
|
|
gptkbp:fireModes
|
semi-automatic
fully automatic
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Heckler & Koch HK21
|
|
gptkbp:introducedIn
|
1961
|
|
gptkbp:length
|
1,040 mm
|
|
gptkbp:manufacturer
|
gptkb:Heckler_&_Koch
|
|
gptkbp:notableFeature
|
modular design
quick-change barrel
convertible to different calibers
|
|
gptkbp:rateOfFire
|
800 rounds/min
|
|
gptkbp:touristAttraction
|
iron sights
optical sights (optional)
|
|
gptkbp:type
|
shooting
|
|
gptkbp:usedBy
|
gptkb:Brazil
gptkb:Chile
gptkb:German_Army
gptkb:Greece
gptkb:Mexico
gptkb:Portugal
gptkb:Thailand
gptkb:Turkey
gptkb:Venezuela
|
|
gptkbp:usedInConflict
|
gptkb:Vietnam_War
gptkb:Colombian_conflict
various modern conflicts
|
|
gptkbp:variant
|
HK11
HK21A1
HK21E
HK23
|
|
gptkbp:weight
|
8.4 kg (unloaded)
|
|
gptkbp:bfsParent
|
gptkb:HK_23
|
|
gptkbp:bfsLayer
|
7
|