[Soccersmitty55]

I want a QR seatpost clamp for my DMR Sidekick dirt jumper. How can I measure what size clamp I need? Should I measure the diameter of the seat tube, or should I measure the diameter of the seatpost?.

 

[David C]

I want a QR seatpost clamp for my DMR Sidekick dirt jumper. How can I measure what size clamp I need? Should I measure the diameter of the seat tube, or should I measure the diameter of the seatpost?.

ø of the seat tube I think... since the thickness varies from frame to frame.

David

 

[bad mechanic]

ø of the seat tube I think... since the thickness varies from frame to frame.

David

Yes.

 

[David C]

yes.

!