24" 4AD multi-hit 2, accurate +1, sure is a scary long range weapon, a disruptor :-D
How about 24" 4AD accurate +1, multi hit X, precise, reload.
Where is X is the number of attack dice which hit in a given volley.
So if only 1 Ad hits, its multi hit 1, but if 4 dice land its multi hit 4 and...