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At a glance
Measured figures
stock extended
Single sourcestock retracted
Single sourceConfiguration
| Specification | Colt IAR6940 | LMT Modular Ambidextrous Rifle System |
|---|---|---|
| Type | Light machine gun Squad automatic weapon[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 | 2010–present[source] | 2015 - present[source]LMT Modular Ambidextrous Rifle System · In service |
851 mm (33.5 in) stock retracted, 934 mm (36.8 in) stock extended[source]
LMT Modular Ambidextrous Rifle System · Length · "Maximum"
Single source914 mm (36.0 in) ("Maximum")[source]LMT Modular Ambidextrous Rifle System · Length
6940 & 6940E-SG unloaded 6940 & 6940E-SG loaded (30-round STANAG)
Single source6940H unloaded 6940H loaded (30-round STANAG)
Single sourceMass · source measurement 2
Single sourceMass · source measurement 4
Single source6940 & 6940E-SG unloaded: 4.32 kg (9.52 lb) 6940 & 6940E-SG loaded (30-round STANAG): 4.95 kg (10.91 lb) 6940H unloaded: 4.58 kg (10.1 lb) 6940H loaded (30-round STANAG): 5.21 kg (11.49 lb)[source]
LMT Modular Ambidextrous Rifle System · Mass · Empty
Single source3.3kg (empty)[source]LMT Modular Ambidextrous Rifle System · Mass
Effective; Effective firing range
Single source600 m (656 yd)[source]
Barrel length
Single source406 mm (16 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
Caliber
Single source5.56 mm (0.22 in)[source]
Cyclic
Single sourceCyclic: 700–1000 rounds per minute[source]
M855
Single source2900 ft/s (884 m/s) (M855)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Used by | See Users[source] | — |
|---|
| Designer | Phil Hinckley[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Designer |
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| Designed | 2008[source] | — |
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| Manufacturer | Colt's Manufacturing Company[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer |
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| Variants | See variants[source] | — |
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| Cartridge | 5.56×45mm 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 |
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| Action | Gas 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 | 30 round STANAG M16 box magazine , 100–150 round Beta C-Mag , PMAG D-60 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 Picatinny rail for various optical sights[source] | — |
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| Reported operators |
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