5.56mm + 77SMK + Hodgdon CFE 223?

[Silverbullet2]

Guy's,
I just ran across some Hodgdon CFE and was wondering if anyone has used this powder for 75 or 77 SMK's? Thanks, in advance, J

 

[Squid284]

A lot of people like it... so where did you find some and is there more?