MTT on pokerroom, about 300 players left from 1900 start, 100 away from the money. Heros stack at 11k. blinds at 75-150. CO "Moneybags"(20k, table leader sitting on money somewhat) limps.
SB (TAg 5k) limps and Hero checks in the BB with 97h.
Flop comes down 2c 6h Kh, 2 hearts. SB checks, Hero bets 300. 2 calls. 1350 in pot. Turn is 6s. SB checks, Hero bets 750, Moneybags calls, Tag min-CR's to 1500. 4350 in pot.

Hero???

What is the range that the Tag Cr'er can have? What cant he have? What is the read on Moneybags?