40 mm grenade launcher ammo. It is a primary piece for the use of the grenade launcher, for crowd control and civil unrest. Each cartridge is protected against moisture, in properly enclosed boxes that resist damage from handling, transport, and storage. The Long Range Smoke Projectile is designed to provide effective outdoor crowd dispersal with CS irritant smoke while maintaining a safe stand-off distance of up to 140 meters. Also available in White Smoke for training.