No any bow under 50# has to shoot a minimum of 300 grains or more any bow over 50# has to use the 6 grains per pound of draw weight. If you shoot a 51# bow your arrow has to weight 306
Where did you get the 50lbs info from? The only thing I can find on arrow weight is this
2.Rules pertaining to long bow, recurve
bow: and compound bow archery:
a.It is unlawful for any person to hunt
big game animals with a bow that does
not produce a minimum of 40 pounds
of pull measured at twenty-eight
inches or less draw length.
b. It is unlawful to hunt big game animals
with any arrow measuring less than 20
inches in length or weighing less than
6 grains per pound of draw weight
with a minimum arrow weight of 300
grains.