Yes, measured with caliper. Exactly 28.8mm (including unknown amounts of paint) so it seems to be 28.6mm Tubes. The chainstays are 22.25mm (with a much smoother paint surface, so they seem to be really 22.2mm). So itīs most likely not French?
Last edited by Steelrider81; 09-10-16 at 04:26 PM.