Developed by STEYR ARMS the STEYR GL 40 is a light weight grenade launcher for standard low velocity 40 mm ammunition. Due to it’s design and various mounting options it can be used as an under barrel launcher for the STEYR AUG.

Specifications

STEYR GL 40mm A1 DE
interface
Mount for STANAG 4694 rail
accessory-rail
STANAG 4694 rail on 9 o’clock facing to 12 o’clock
caliber
40 x 46
barrel
Steel, cold hammer forged
Protected against abrasion and corrosion with MANNOX® surface.
rifling
Number of grooves 6, twist rate: 1: 1200mm (47.24”). right hand twist
barrel-length
180 mm / 7,09″
overall-lenght
264 mm / 10,4″
width
100 mm / 3,94″
height
95 mm / 3,74″
weight
1170 g / 2,58 lbs.
operation
Breech loading, hinge-action barrel
trigger
Double Action only
trigger-weight
approx. 5 kg / 11,02 lbs.
safety
2 position ambidextrous manual safety lever,
locks the hammer,
internal drop safety,
additional safety locks the trigger when unmounted