Seatpost clamp size help

[Funkyworm]

Hi,


Quick question,  if a seat post is 25.8 what size would the seat post clamp need to be ?

[steve69]

I would think it's 28.6  but it would depend on the thickness of tubing your frame is made from (alloy frame would probably be 31.

 

[Funkyworm]

I would think it's 28.6  but it would depend on the thickness of tubing your frame is made from (alloy frame would probably be 31.

 

Cheers steve , theres a battered suntour clamp on it & i thought it said 28.6 but theres a hammer mark & I couldn't quite make it out !