Seat post. GT BMX

[plaz]

I need a new seat post for a BMX GT Power 3.0. One bike shop said it was 27.2, another one said its 27.0. Any suggestions? Thanks

[gclark8]

Take the bike in and see what fits. hint: bring money. :D

[ToffoIsMe]

Look for the size engraved in the old seat post.