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At a glance
Measured figures
LMT Modular Ambidextrous Rifle System · Length · "Maximum"
Single source914 mm (36.0 in) ("Maximum")[source]LMT Modular Ambidextrous Rifle System · Length
Configuration
| Specification | LMT Modular Ambidextrous Rifle System | M1918 Browning automatic rifle |
|---|---|---|
| Type | Assault rifle Battle rifle[source]LMT Modular Ambidextrous Rifle System · Type | Light machine gun Automatic rifle[source] |
| Place of origin | United States[source]LMT Modular Ambidextrous Rifle System · Place of origin | United States[source] |
| In service | 2015 - present[source]LMT Modular Ambidextrous Rifle System · In service | 1918–1973 (United States) |
M1918A2
Single sourceM1918, M1922, M1918A1
Single source1,194 mm (47.0 in) (M1918, M1922, M1918A1) 1,215 mm (47.8 in) (M1918A2)[source]
LMT Modular Ambidextrous Rifle System · Mass · Empty
Single source3.3kg (empty)[source]LMT Modular Ambidextrous Rifle System · Mass
M1918A1
Single sourceM1918A2
Single source(M1918) approx
Single sourceM1922
Single source7.25 kg (15.98 lb) (M1918) approx. 11 kg (24 lb) (M1922) 8.4 kg (19 lb) (M1918A1) 8.8 kg (19 lb) (M1918A2)[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
Barrel length
Single source610 mm (24.0 in)[source]
M1918A2
Single source(M1918, M1922, M1918A1) 300–450 or
Single source500–650 rounds/min (M1918, M1922, M1918A1) 300–450 or 500–650 rounds/min (M1918A2)[source]
Muzzle velocity
Single source860 m/s (2,822 ft/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Designer | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Designer | John Browning[source] |
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| Manufacturer | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer | List of manufacturers Colt's Patent Firearms Manufacturing Company Winchester Repeating Arms Company Marlin-Rockwell Corporation New England Small Arms Royal McBee Typewriter Company IBM Carl Gustafs Stads Gevärsfaktori Państwowa Fabryka Karabinów FN Herstal[source] |
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| Cartridge | 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 | 7.62×63mm (.30-06 Springfield)[source] |
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| Action | Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston[source]LMT Modular Ambidextrous Rifle System · Action | Gas-operated , long-stroke gas piston , rising bolt lock[source] |
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| Feed system | 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 | 20-round detachable box magazine (7oz empty; 1lb, 7oz full) 40-round detachable box magazine (14 oz empty; 2lb 7oz full. Used for anti-aircraft)[source] |
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| Used by | — | See § Users[source] |
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| Wars | — | List of conflicts World War I Banana Wars Cuban Revolution of 1933 Spanish Civil War Second Sino-Japanese War World War II Chinese Civil War Indonesian National Revolution Greek Civil War First Indochina War Hukbalahap Rebellion Palestinian Civil War Korean War Algerian War Cypriot intercommunal violence Cuban Revolution Bay of Pigs Invasion Vietnam War Laotian Civil War Cambodian Civil War Lebanese Civil War Turkish invasion of Cyprus Thai–Laotian Border War Myanmar Civil War Invasion of Panama[source] |
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| Designed | — | 1917[source] |
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| Unit cost | — | $319[source] |
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| Produced | — | 1917–1960 (original BAR Only) 2013–present (HCAR)[source] |
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| No. built | — | 351,554 M1918 : 102,174 M1918A2 : 249,380[source] |
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| Variants | — | See § Variants[source] |
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| Sights | — | Rear leaf, front post 784 mm (30.9 in) sight radius (M1918, M1922, M1918A1) 782 mm (30.8 in) (M1918A2)[source] |
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| Reported operators |
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