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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 | Sterling submachine gun |
|---|---|---|
| Type | Assault rifle Battle rifle[source]LMT Modular Ambidextrous Rifle System · Type | Submachine gun[source] |
| Place of origin | United States[source]LMT Modular Ambidextrous Rifle System · Place of origin | United Kingdom[source] |
| In service | 2015 - present[source]LMT Modular Ambidextrous Rifle System · In service | 1944–present[source] |
Length
Stock folded
Single source686 millimetres (27.0 in ) Folded stock: 481 millimetres (18.9 in)[source]
Effective; Effective firing range
Single sourceEffective; Suppressed
Single source200 metres (220 yd ) Suppressed: 50–100 metres (55–109 yd)[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 source196 millimetres (7.7 in)[source]
Rate of fire
Single source550 rounds/min[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 |
George William Patchett[source] |
| Manufacturer | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer | Sterling Armaments Company[source] |
|---|
| 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 | 9×19mm Parabellum 7.62×51mm NATO (Prototype only) .30 Carbine .357 (proposal) .40 S&W .45 ACP (PAWS ZX)[source] |
|---|
| Action | Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston[source]LMT Modular Ambidextrous Rifle System · Action | Straight blowback[source] |
|---|
| 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 | 34-round box magazine or 32- or 50-round box magazine from the Sten and Lanchester[source] |
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| Used by | — | See Users[source] |
|---|
| Wars | — | World War II (Limited) Malayan Emergency Korean War Mau Mau Uprising Suez Crisis 1958 Lebanon crisis Bizerte crisis Aden Emergency Indonesia–Malaysia Confrontation Rhodesian Bush War Portuguese Colonial War Vietnam War Laotian Civil War Bangladesh Liberation War Indo-Pakistani wars and conflicts Nigerian Civil War Second Malayan Emergency The Troubles Angolan Civil War Iran–Iraq War Falklands War Lebanese Civil War Sri Lankan Civil War Insurgency in Jammu and Kashmir Gulf War Nepalese Civil War Iraq War Libyan Civil War[source] |
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| Designed | — | 1944[source] |
|---|
| Produced | — | 1953–1988[source] |
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| No. built | — | 400,000+[source] |
|---|
| Variants | — | See Variants[source] |
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| Sights | — | Iron sights[source] |
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| Reported operators |
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