Classic Army Airsoft In Comparison To A Professional Grade Firework, How Loud Is A Classic Army M203 Airsoft Grenade Launcher?

In comparison to a professional grade firework, how loud is a classic army M203 airsoft grenade launcher? - classic army airsoft

I think to get an Airsoft grenade launcher, but not a huge amount of noise possible that the Army M203 exploding more and more of a professional fireworks shell when