FORCETALLY
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At a glance
Measured figures
collapsed
Single source34.5 in (876.3 mm) collapsed[source]
HK33A2
Single sourceConfiguration
| Specification | Barrett REC10 | Heckler & Koch HK33 |
|---|---|---|
| Type | Designated Marksman Rifle[source] | Assault rifle[source] |
| Place of origin | United States[source] | West Germany[source] |
| Manufacturer | Barrett Firearms Manufacturing[source] | Heckler & Koch , MKEK (licensed)[source] |
| Action | semi-automatic[source] Direct impingement; semi-automatic |
HK33A3 stock collapsed
Single sourceHK33A3 stock extended /
Single sourceHK33KA3 stock collapsed
Single sourceHK33KA3 stock extended /
Single sourceHK53 stock collapsed
Single sourceHK53 stock extended /
Single sourceHK33A2: 920 mm (36.2 in) HK33A3: 940 mm (37.0 in) stock extended / 735 mm (28.9 in) stock collapsed HK33KA3: 865 mm (34.1 in) stock extended / 675 mm (26.6 in) stock collapsed HK53: 755 mm (29.7 in) stock extended / 563 mm (22.2 in) stock collapsed[source]
Effective; sight adjustments
Single sourceEffective; with Fero Z24-G telescopic sight
Single source200–400 m (219–437 yd) sight adjustments 600 metres (656 yd) with Fero Z24-G telescopic sight[source]
HK33A2
Single sourceHK33KA3
Single sourceHK53
Single sourceHK33A2: 390 mm (15.4 in) HK33KA3: 332 mm (13.1 in) HK53: 211 mm (8.3 in)[source]
HK33A2
Single sourceHK53
Single sourceHK33A2: 750 rounds/min HK53: 700 rounds/min[source]
HK33A2
Single sourceHK33KA3
Single sourceHK53
Single sourceHK33A2: 950 m/s (3,117 ft/s) HK33KA3: 880 m/s (2,887.1 ft/s) HK53: 750 m/s (2,460.6 ft/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Roller-delayed blowback[source] |
| In service | — | 1968–present[source] |
|---|
| Used by | — | See Users[source] |
|---|
| Wars | — | Vietnam War Araguaia Guerrilla War Salvadoran Civil War Lebanese Civil War Kurdish–Turkish conflict Internal conflict in Myanmar Cenepa War South Thailand insurgency Insurgency in Northeast India Militias-Comando Vermelho conflict 2025 Cambodia-Thailand border conflict[source] |
|---|
| Produced | — | 1968—2000 (H&K) 1999—present (MKEK)[source] |
|---|
| Variants | — | See Variants[source] |
|---|
| Cartridge | — | .223 Remington 5.56×45mm NATO[source] |
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| Feed system | — | 25-, 30-, or 40-round detachable box magazine[source] |
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| Sights | — | Rotary rear aperture drum, hooded foresight[source] |
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| Reported operators |
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