FORCETALLY
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At a glance
Measured figures
Barrel length
Single source630 mm (25 in)[source]
L129A2 exact named variant; not a sibling record · Barrel length
Single sourceStgw 25 exact named variant; not a sibling record · Barrel length
Single sourceStgw 25K exact named variant; not a sibling record · Barrel length
Single source18 in (457 mm)[source]L129A2 exact named variant; not a sibling record
16 in (406 mm)[source]Stgw 25 exact named variant; not a sibling record
12 in (305 mm)[source]Stgw 25K exact named variant; not a sibling record
Rate of fire
Single source650–1,000 rounds/min[source]
Muzzle velocity
Single source840 metres per second (2,800 ft/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | Ksp 58 | LMT Modular Ambidextrous Rifle System |
|---|---|---|
| Type | General-purpose machine gun[source] | Assault rifle Battle rifle[source]LMT Modular Ambidextrous Rifle System · Type |
| Place of origin | Belgium Sweden[source] | United States[source]LMT Modular Ambidextrous Rifle System · Place of origin |
| In service | 1958–present[source] | 2015 - present[source]LMT Modular Ambidextrous Rifle System · In service |
| Used by | Swedish Armed Forces[source] | — |
| Wars | War in Afghanistan Russian Invasion of Ukraine[source] | — |
| Designer | Ernest Vervier[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Designer |
| Designed | 1950s[source] | — |
| Manufacturer | FN Herstal Carl Gustafs stads gevärsfaktori[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer |
| Produced | 1958–present[source] | — |
| Cartridge | 6.5×55mm Swedish 7.62×51mm NATO[source] | 5.56×45mm NATO 7.62×51mm NATO 6.5mm Creedmoor[source]LMT Modular Ambidextrous Rifle System · Cartridge The MARS-L (light) assault rifle variants are chambered for the 5.56×45mm NATO intermediate cartridge , and the MARS-H (heavy) battle rifle and designated marksman rifle variants for the 7.62×51mm NATO , 6.5 mm Creedmoor or similar fully powered cartridges .[source]Design · explicit MARS-L/MARS-H cartridge scope MARS-H based designated marksman variant, chambered in 6.5 mm Creedmoor .[source]L129A2 · explicit MARS-L/MARS-H cartridge scope Swiss MARS-H-based designated marksman rifle chambered in 7.62×51mm NATO.[source]7.62mm Zf Stgw 20 · explicit MARS-L/MARS-H cartridge scope LMT's MRGG-A is a member of its Modular Ambidextrous Rifle System-Heavy (MARS-H) family, which are commonly described as AR-10-style rifles, but is chambered to fire the 6.5mm Creedmoor round.[source]MK24 Mid-Range Gas Gun-Assault · explicit MARS-L/MARS-H cartridge scope |
| Action | Gas-operated , open bolt[source] | Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston[source]LMT Modular Ambidextrous Rifle System · Action |
| Feed system | Non-disintegrating DM1 or disintegrating M13 linked belt[source] | 5.56×45mm NATO : 30-round detachable box magazine 7.62×51mm NATO 20-round detachable box magazine[source]LMT Modular Ambidextrous Rifle System · Feed system |
| Sights | Folding leaf sight with aperture and notch, front blade[source] | — |
| Reported operators |
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