ASmall arms
FORCETALLY
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ASmall arms
At a glance
Measured figures
Length
Single source1207 mm (47.5")[source]
stock extended · source measurement 1
Single sourceConfiguration
| Specification | Mk 13 rifle | Zastava M21 |
|---|---|---|
| In service | 2001–present[source] | — |
| Used by | United States[source] | See Users[source] |
| Wars | War in Afghanistan Iraq War[source] | Iraq War Conflict in Peru Syrian Civil War Iraqi Civil War Boko Haram insurgency[source] |
| Designer | Accuracy International / Remington Arms[source] | Marinko Petrović[source] |
| Variants |
stock extended · source measurement 3
Single sourcestock extended · source measurement 5
Single sourcestock folded (M21A)
Single sourcestock folded (M21C)
Single sourcestock folded (M21S)
Single source1,000 mm (39 in) stock extended, 750 mm (30 in) stock folded (M21A) 915 mm (36.0 in) stock extended, 666 mm (26.2 in) stock folded (M21S) 815 mm (32.1 in) stock extended, 570 mm (22 in) stock folded (M21C)[source]
Rate of fire
Single source680 rounds/min[source]
M21 A
Single sourceM21 S M193
Single sourceM21 S M855
Single source925 m/s (M21 A) 890 m/s (M21 S M193) 870 m/s (M21 S M855)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Mk 13 MOD 5 Mk 13 MOD 7[source]
See Variants[source] |
| Cartridge | .300 Winchester Magnum[source] | 5.56×45mm NATO[source] |
|---|
| Calibre | .308[source] | — |
|---|
| Action | Bolt action[source] | Gas-operated (rotating bolt)[source] |
|---|
| Feed system | 5-round magazine (MOD 5)[source] | 30-round detachable box magazine[source] |
|---|
| Sights | Nightforce Advanced Tactical Riflescope[source] | Adjustable iron sights , optional mount required for optical sights[source] |
|---|
| Country of origin | United Kingdom[source] | — |
|---|
| Manufacturer | Accuracy International[source] | Zastava Arms[source] |
|---|
| Type | — | Assault rifle[source] |
|---|
| Place of origin | — | Serbia and Montenegro[source] |
|---|
| Unit cost | — | $630 (2016)[source] |
|---|
| Produced | — | 2004–present[source] |
|---|
| No. built | — | 15,000[source] |
|---|
| Reported operators | — |
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