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At a glance
Measured figures
266 mm barrel
Single source318 mm barrel
Single sourceConfiguration
| Specification | Haenel MK 556 | LMT Modular Ambidextrous Rifle System |
|---|---|---|
| Type | Assault rifle Carbine Semi-automatic rifle (CR series)[source] | Assault rifle Battle rifle[source]LMT Modular Ambidextrous Rifle System · Type |
| Place of origin | Germany[source] | United States[source]LMT Modular Ambidextrous Rifle System · Place of origin |
| In service | 2024–present[source] | 2015 - present[source]LMT Modular Ambidextrous Rifle System · In service |
| Wars |
368 mm barrel
Single source408 mm barrel
Single source923–838 mm (36.34–32.99 in) 408 mm barrel 838–798 mm (33.0–31.4 in) 368 mm barrel 812–748 mm (32.0–29.4 in) 318 mm barrel 781–696 mm (30.7–27.4 in) 266 mm barrel[source]
LMT Modular Ambidextrous Rifle System · Length · "Maximum"
Single source914 mm (36.0 in) ("Maximum")[source]LMT Modular Ambidextrous Rifle System · Length
266 mm barrel
Single source318 mm barrel
Single source368 mm barrel
Single source408 mm barrel
Single source3.6 kg (7.94 lb) 408 mm barrel 3.5 kg (7.7 lb) 368 mm barrel 3.4 kg (7.5 lb) 318 mm barrel 3.35 kg (7.4 lb) 266 mm barrel[source]
LMT Modular Ambidextrous Rifle System · Mass · Empty
Single source3.3kg (empty)[source]LMT Modular Ambidextrous Rifle System · Mass
Barrel length · source measurement 1
Single sourceBarrel length · source measurement 2
Single sourceBarrel length · source measurement 3
Single sourceBarrel length · source measurement 4
Single source408 mm (16.1 in) 368 mm (14.5 in) 318 mm (12.5 in) 266 mm (10.5 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 sourceBars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Russo-Ukrainian war[source] |
| — |
| Designer | C.G. Haenel[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Designer |
|---|
| Manufacturer | C.G. Haenel[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer |
|---|
| 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 | Short-stroke piston , rotating bolt[source] | Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston[source]LMT Modular Ambidextrous Rifle System · Action |
|---|
| Rate of fire | 900 rounds/minute[source] | — |
|---|
| Feed system | 30-round detachable STANAG magazine , 100-round detachable Beta C-Mag[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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| Reported operators | — |
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Stgw 25K exact named variant; not a sibling record · Barrel length
Single source