STK 40 AGL

STK 40 AGL
Type	Automatic grenade launcher
Place of origin	Singapore
Service history
In service	1991–present
Used by	See Users
Wars	Anti-guerrilla operations in the Philippines
Production history
Designer	Chartered Industries of Singapore
Designed	1986-1989
Manufacturer	Chartered Industries of Singapore (now ST Kinetics)
Produced	1991–present
Specifications
Mass	33 kg (72.75 lb)
Length	966 mm (38.0 in) with stock
Barrel length	350 mm (13.8 in)
Width	376 mm (14.8 in)
Cartridge	40x53mm grenade
Action	Blowback operation
Rate of fire	350-500 rounds/min
Muzzle velocity	242 m/s (794 ft/s)
Maximum firing range	2,200 m (7,217.8 ft)
Feed system	Linked belt
Sights	Folding leaf sight

The STK 40 AGL, formerly the CIS 40 AGL^[a] is a 40 mm automatic grenade launcher, developed in the late 1980s and produced by the Singaporean defence firm Chartered Industries of Singapore (CIS, now ST Kinetics). The launcher is employed primarily by the Singapore Armed Forces and the police and security forces of several other countries.^[1]

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