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At a glance
Measured figures
CRB
Single sourceSMG, SBR
Single sourceConfiguration
| Specification | KRISS Vector | LMT Modular Ambidextrous Rifle System |
|---|---|---|
| Type | Submachine gun Pistol caliber carbine[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 |
Stock folded · source measurement 2
Single sourceStock folded · source measurement 4
Single source24.3 in (620 mm) (SMG, SBR) 16 in (410 mm) w/ stock folded 34.8 in (880 mm) (CRB) 26.5 in (670 mm) w/ stock folded[source]
LMT Modular Ambidextrous Rifle System · Length · "Maximum"
Single source914 mm (36.0 in) ("Maximum")[source]LMT Modular Ambidextrous Rifle System · Length
Effective; Effective firing range
Single sourceEffective; with 16-inch barrel
Single source55 yards (50 meters); 70 yards (64 meters) with 16-inch barrel[source]
CRB
Single sourceCRB, Canadian version
Single sourceOptional for SMG, SBR, SDP Gen II
Single sourceSMG, SBR, SDP
Single source5.5 in (140 mm) (SMG, SBR, SDP) 6.5 in (170 mm) (Optional for SMG, SBR, SDP Gen II) 16 in (410 mm) (CRB) 18.6 in (470 mm) (CRB, Canadian version)[source]
L129A2 exact named variant; not a sibling record · Barrel length
Single sourceStgw 25 exact named variant; not a sibling record · Barrel length
Single sourceRate of fire
Single source1,200 rounds/min[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Designed |
|---|
2006[source] |
| — |
| Manufacturer | Kriss USA, Inc.[source] | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer |
|---|
| Produced | 2009–present[source] | — |
|---|
| Variants | See Variants[source] | — |
|---|
| Cartridge | .22 LR .357 SIG .40 S&W .45 ACP 9×19mm Parabellum 9×21mm 10mm Auto[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 |
|---|
| Action | Off-axis bolt travel blowback , closed bolt[source] | Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston[source]LMT Modular Ambidextrous Rifle System · Action |
|---|
| Feed system | Detachable box magazine , capacities; 9×19mm Parabellum: 10-, 17-, 19-, 33-round detachable Glock magazine or 40-round "MagEx2" extension .45 ACP/10mm Auto: 10-, 13-round detachable Glock magazine or ~25-round "MagEx 25+" extension, 30-round "MagEx2" extension[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 |
|---|
| Sights | Flip-up iron sights and MIL-STD-1913 rail provided for optics[source] | — |
|---|
| Designer | — | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Designer |
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| Reported operators |
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Stgw 25K exact named variant; not a sibling record · Barrel length
Single source