SIG GL 5040

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GLG 5040
5130 026 40 mm Gewehraufsatz 97 zum Sturmgewehr 90.jpg
Swiss Army SG 550 with GL 5040 grenade launcher and folding leaf sight up.
Type Grenade launcher
Place of origin Switzerland
Service history
In service 1997–present
Used by See Users
Production history
Designer SIG
Manufacturer Swiss Arms
Variants GL 5140, GL 5340, GLG 40
Specifications
Weight 1.7 kg (3.75 lb) (GL 5040/GL 5140)
2.5 kg (5.5 lb) (GLG 40)
Length 432 mm (17.0 in) (GL 5040, GL 5140)
710 mm (28.0 in) stock extended / 480 mm (18.9 in) stock folded (GLG 40)
Barrel length 305 mm (12.0 in)

Cartridge 40x46mm
Action Breech-loaded, single-shot
Muzzle velocity 75 m/s (246 ft/s)
Effective firing range 200 m
Feed system Manually loaded
Sights Folding leaf sight

The SIG GL 5040/5140 is a 40 mm grenade launcher, which can be mounted under all SIG SG 550/551 assault rifle models and is operated in single-shot mode.[1] For compact SG 552/553, the smaller GL 5340 grenade launcher can be used.

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