Originally Posted by Cachequatch

hi there, I have a 25.4 handlebar clamp diameter on my bike, and I'm looking to get a new pair of handlebars. Most of the new 'bars I've found are 26mm, question is, will that half mm be a significant difference besides it being a little rougher to get on? For reference I have an old Raleigh clamp setup with one bolt for tightening.. thanks!