I ran a 30 T-4X for a while on my SS2000/150XR4. It was a bit much and a 28 probably would have been a better choice.
Goofy me, I've got a bunch of props I haven't tried with my Promax and here I am thinking about this prop...29 SRX, 30 and 31 Tritons, 30 small ear, & 28 cut small ear