
Even when used by moderate or average BS users the potential for some serious hurt was high. Especially in the hands of high Ballistic Skill wielders.

It had the potential to be utterly devastating.

It's important to discuss the original rules for Following Fire in the Warhammer 40,000 game. The original Following Fire rules from Warhammer 40,000: Rogue Trader The Assault Cannon could fire "hundreds of shells per second", causing the barrels to reach 300 degrees Fahrenheit, warping them to the point that they had to be discarded and replaced. It's background stated that it's RoF (Rate of Fire) was so great that the barrels of the gun would often have to be discarded after battle due to heat damage.

When it first appeared in the early days of 40k, it's availability was exclusive to the wargear inventory of the Terminator armored Space Marines. This was one of the heavy hitting weapons that was nerfed heavily for the 3rd edition of the game and hasn't ever been brought up to the power level it once enjoyed.
