

Preparing your view.


At a glance
Measured figures
Barrel length
Single source590 mm (23.2 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
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | FN Model 1949 | LMT Modular Ambidextrous Rifle System |
|---|---|---|
| Type | Battle rifle[source] | Assault rifle Battle rifle[source]LMT Modular Ambidextrous Rifle System · Type |
| Place of origin | Belgium[source] | United States[source]LMT Modular Ambidextrous Rifle System · Place of origin |
| In service | 1948 — Present[source] | 2015 - present[source]LMT Modular Ambidextrous Rifle System · In service |
| Used by | See Users[source] | — |
| Wars | Korean War Darul Islam rebellion Suez Crisis Permesta rebellion PRRI rebellion Congo Crisis Dominican Civil War Falklands War[source] | — |
| Designer | Dieudonné Saive[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Designer |
| Designed | 1947[source] | — |
| Manufacturer | FN Herstal[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer |
| Produced | 1948–1961[source] | — |
| No. built | 176,000[source] | — |
| Cartridge | .30-06 Springfield 7.92×57mm Mauser 7×57mm Mauser 7.62×51mm NATO 7.65×53mm Argentine[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 short-stroke piston , tilting bolt[source] | Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston[source]LMT Modular Ambidextrous Rifle System · Action |
| Feed system | 10-round fixed box magazine , 20-round detachable box magazine in Argentine 7.62×51mm NATO conversions[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 | Iron sights / OIP 4x Telescopic sight on Belgium Sniper rifle[source] | — |
| Reported operators |
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