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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 | MP-443 Grach |
|---|---|---|
| Type | Assault rifle Battle rifle[source]LMT Modular Ambidextrous Rifle System · Type | Semi-automatic pistol[source] |
| Place of origin | United States[source]LMT Modular Ambidextrous Rifle System · Place of origin | Russia[source] |
| In service | 2015 - present[source]LMT Modular Ambidextrous Rifle System · In service | 2003–present[source] |
| Designer |
Length
198 mm (7.8 in)[source]
MP-443 Grach
Single sourceMP-446 Viking
Single source140 mm (5.5 in) (MP-443 Grach) 145 mm (5.7 in) (MP-446 Viking)[source]
Effective; Effective firing range
Single source50 m (55 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
MP-443 Grach
Single sourceMP-446 Viking
Single sourceRate of fire
Single source40–45 rounds/min[source]
Muzzle velocity
Single source450 m/s (1,470 ft/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Designer |
V. A. Yarygin[source] |
| Manufacturer | Lewis Machine & Tool Company[source]LMT Modular Ambidextrous Rifle System · Manufacturer | Izhevsk Mechanical Plant (2003–2013) Kalashnikov Concern (2013–present)[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 9×19mm 7N21 +P+[source] |
|---|
| Action | Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston[source]LMT Modular Ambidextrous Rifle System · Action | Short recoil , locked breech[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 | 17-round detachable box magazine . After 2004 produced with magazines for 18 rounds.[source] |
|---|
| Wars | — | Second Chechen War Russo-Georgian War Syrian Civil War Russo-Ukrainian War[source] |
|---|
| Designed | — | 1993–2000[source] |
|---|
| Produced | — | 2003–present[source] |
|---|
| No. built | — | more than 250,000 as of March 2023 (including civilian modifications)[source] |
|---|
| Variants | — | MP-446 Viking[source] |
|---|
| Calibre | — | 9×19mm[source] |
|---|
| Sights | — | Fixed iron sights , 3-dot with notch and front blade[source] |
|---|
| Reported operators |
|
|
|---|
112.5 mm (4.4 in) (MP-443 Grach) 112.8 mm (4.4 in) (MP-446 Viking)[source]