"M320" redirects here. For the opioid, see M320 (opioid).
This article needs to be updated. Please help update this article to reflect recent events or newly available information.(January 2022)
Grenade launcher
M320 Grenade Launcher Module
Standalone M320 with detachable buttstock
Type
Grenade launcher
Place of origin
Germany and United States
Service history
In service
2009–present
Used by
See Users
Wars
War in Afghanistan (2001–2021) 2022 Russian invasion of Ukraine
Production history
Designed
2008
Manufacturer
Heckler & Koch Capco Inc.
Unit cost
US$3500[1]
Produced
2008
Variants
M320, M320A1
Specifications
Mass
1.5 kg (3.3 lb)
Length
350 mm (13.7 in.)
Barrel length
280 mm (11 in.)
Cartridge
40x46mm SR
Action
Single-shot, double-action
Rate of fire
5 to 7 rounds per minute
Muzzle velocity
76 m/s (250 ft/s)
Effective firing range
150 m (490 ft) (point) 350 m (1,150 ft) (area)
Maximum firing range
400 m (1,300 ft)
Feed system
Single-shot
M320 Grenade Launcher Module (GLM) is the U.S. military's designation for a new single-shot 40 mm grenade launcher system to replace the M203[2][3] for the U.S. Army, while other services initially kept using the older M203. The M320 uses the same High-Low Propulsion System as the M203.
^40mm M320 grenade launcher will be replace M203 next year – Thefirearmblog.com, 5 December 2008
^"XM320 Grenade Launcher Module And XM26 Modular Accessory Shotgun System". Army Magazine. Archived from the original on 8 February 2006.
^"Product Manager Individual Weapons" Archived 22 February 2008 at the Wayback Machine
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