Martial Arts: Polearm/Quarterstaff/Weapon Adaptation

[vicky_molokh]

Originally Posted by Ji ji

Here it specifically nominates the staff, not any shaft used a pole.

Is the pole of a polearm significantly different from that of a staff?
If so, I'll need to use the weapon modification rules in order to add a spear/polearm head to an actual staff (it's in MA).