UDH is the big bike buzzword these days – with SRAM’s latest direct-mount Transmission derailleurs requiring it – but Sour ...

All made-in-Italy carbon 3T Italia bikes are now UDH-ready. You may even already have a RaceMax gravel bike with UDH!

Either way, don’t be surprised if the group chat starts filling up with discussions about whether that unknown bike brand makes a frame with SRAM UDH and 700c x 50 mm tire clearance. We predict ...