When the pressure is discharged, the grenade is projected downrange, ordinarily along with a series of BBs. Throwable grenades also use a fuel piston, but this time linked to a timer and seated beneath a pocket of BBs or colored powder. When the timer goes off the fuel is discharged https://guns-for-sale-auction33109.ampedpages.com/top-latest-five-thailand-shooting-range-rpg-urban-news-60074256