I'm not an expert but I believe that almost all carbon rims are designed like that..
I don't think they are. Take a look at these Mavics for example:
Don't most semi-decent deep dish rims have the nipples on the edge, whereas those Cosmics I posted earlier are just a low end carbon rim?
Someone please help us D:
@Tijs started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
I'm not an expert but I believe that almost all carbon rims are designed like that..