Bacon Bomb Samplers can be used to obtain samples from storage tanks, tank cars and drums. when the sampler is lowered into the tank and hits the bottom, a plunger assembly opens to admit the material. The plunger closes again when the bomb is withdrawn, forming a tight seal. Equipped with plunger locking cam for tight closure during transport. Available in plated brass or stainless steel. 2.75" dia. x 15.25"L. (70 x 387mm).