100
No.
most parts
Racquetballs
No, they are hollow with air in the center.
Restate the question please. If you are sponsored getting new racquetballs shouldn't be a problem. If not, you're going to have to purchase some new racquetballs if yours are no good. If you are referring to their guarantee, in the past I took them back to the sports store I bought my can from. Some willingly gave me a new can of balls, other times they had no idea what to do. It has been awhile since I tried.
they will only change the ball if it breaks
hockey, football, basketball, racquetballs tennis, soccer, bmx, and skateboarding.
Twelve dozen = 144 = a gross
A gross equals 144
There are 12 stones in a gross.
A 'gross' is 144, so 10 gross is 1,440.