seat post size

[motomagII]

whats the seat post size for race inc  frame please?
does the elina ul plastic post type seat fit as well without the shim

[Bettyswallocks]

Same size as early ripper frames 13/16th

Not sure if the plastic post elina seats fit, i bought a cromo post elina for a ripper assuming it would fit without the shim, it was too big.....