Originally Posted by Wythnail

...... I did run into a bit of a fright, looking at the front derailleur. It's in beautiful condition (whatever bike the parts were pulled off of seems to have been barely ridden), but looking at it the clamp almost seems too small. I haven't tried it on the tube, as I'd rather not damage the paint before I've given the clearcoat some time to properly set. I've just been eyeballing it and holding it around the tube without actually closing the clamp, so hopefully I'm just being nervous for no reason. I've read that seatposts are always 26.8, which I would think would mean clamp on front derailleurs would then also always be 26.8. Is that right?