Tippmann model 98 with 32 degrees 16" night stick barrel still useing co2 with this gun
14" or 16" night stick or flatline
Thick fill, good range, shell has just right amount of hardness.
I haven't found one yet
I've used this ball for a long time and in many tournaments.This ball is excellent in any condition you might want to play in.I have yet to find a bad case of balls(that was shipped properly).This ball is excellent when used with a tippmann product.(a-5,M-98,or m-98custom)
Proball is the most stable in flight and has the most consistent breakage.