No way would a 30t fit on the new style mount. With a 44t Spur I think the Max would be 25-26t pinion. This is comparing my D8T mount, but its the same situation.
Mine is maxed out at 19/50 with a 36.5mm gap, So that is equal to 25/44
Maxx - FLM, MMM, CD Med.36x706s
Raja - FLM Ext. MM, 1512, 4s
SC8ight - MMM, 1520, 6s
D8T - MMM 1717 6s