The gas valve has two settings to ensure reliable cycling, even under the most extreme conditions. Marksmanship qualification at 300m range, as is standard practice in Switzerland, or the training of sharp shooting special units calls for weapons with particularly high inherent accuracy. Also, the handguard has been extended well forward to allow unrestricted firing in any position. The exceptionally low weight factor for an accurate assault rifle enhances mobility. This, in turn, increases firepower in assault situations, or the staying power of the individual trooper in other combat conditions.
Barrel rifling twist is matched to suit the ammunition.
Standard, live ammunition is used to launch rifle grenades. The weapon cycles automatically and remains ready to fire at all times. The lightweight plastic magazines can be clipped together to form multipacks. This feature, in combination with the automatic bolt hold-open catch, permits very fast magazine change. Additional accessories include a carrying sling, bayonet, cleaning kit and loading aid for rapid magazine filling.