I would like 15lb used Roto Grip balls in the following:
Any of Fuel Line
Silver Streak Particle
Spare Ball(not the grenade)

I have in 15lbs the following:

Wicked B/W
Voodoo
Cuda/C
Red Alert
Green Dot Zone(danger zone)

Willing to do 2 for 1 or 1 and money depending on balls.