Originally Posted by Tankdude
Shotgun wouldn't work, unless you were throwing some big 8mm.
I think a barrage of aeg fire should take down a door pretty quick.
Maybe a hi-powered 40mm shell. Madbull has some co2 powered shells coming out. A good shot with a rubber warhead might work.
the idea would not be to "take down" the door with bbs, but to practice the breeching drills.
you could do lock breeches... and hinge breeches.