

Preparing your view.


At a glance
Measured figures
Length
Single source48 in (120 cm) to 57 in (140 cm)[source]
LMT Modular Ambidextrous Rifle System · Length · "Maximum"
Single sourceConfiguration
| Specification | Barrett M82 | LMT Modular Ambidextrous Rifle System |
|---|---|---|
| Type | Anti-materiel rifle[source] | Assault rifle Battle rifle[source]LMT Modular Ambidextrous Rifle System · Type |
| Place of origin | United States[source] | United States[source]LMT Modular Ambidextrous Rifle System · Place of origin |
| In service | 1989–present[source] | 2015 - present[source]LMT Modular Ambidextrous Rifle System · In service |
| Used by |
914 mm (36.0 in) ("Maximum")[source]LMT Modular Ambidextrous Rifle System · Length
Effective; Effective firing range
Single source1,969 yd (1,800 m)[source]
Barrel length
Single source20 in (51 cm) to 29 in (74 cm)[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
Muzzle velocity
Single source2,799 ft/s (853 m/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
See Users[source]
| — |
| Wars | The Troubles Soviet–Afghan War Gulf War Kosovo War War in Afghanistan Iraq War Mexican drug war War in Iraq (2013–2017) Second Libyan Civil War Russo-Ukrainian War[source] | — |
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| Designer | Ronnie Barrett[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Designer |
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| Designed | 1982[source] | — |
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| Manufacturer | Barrett Firearms Manufacturing[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer |
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| Produced | 1982–present[source] | — |
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| Cartridge | .50 BMG .416 Barrett[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 |
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| Action | Recoil-operated rotating bolt[source] | Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston[source]LMT Modular Ambidextrous Rifle System · Action |
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| Feed system | 5- or 10-round detachable box magazine[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 |
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| Sights | Iron sights or various optics on MIL-STD-1913 rail[source] | — |
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| Reported operators |
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