Ultegra R8000 11 Speed Cassette Brand_Polygon while sizes 9–11 map to

while sizes 9–11 map to EU 43–45

but cleat float selection matters greatly in India's heat

reducing drag on flat and rolling terrain

It is not interchangeable with other Hypervolt models

The 2x drivetrain gives you a genuinely wide gear range — essential when you're grinding up steep single-track or spinning down forest roads in places like Mussoorie or Coorg

Ultegra R8000 11 Speed Cassette Brand_Polygon while sizes 9–11 map toThe Shimano Ultegra R8000 11 speed cassette sits at the heart of one of road cycling's most trusted groupsets. Built for riders who demand consistent, precise shifting across long training rides, weekend climbs, and event days, this cassette brings near Dura Ace performance to a wider audience and at Rs. 6,790, it represents serious value for Indian road cyclists. Use Cases Climbing setups. Wide range cassettes for steep Western Ghats, Lavasa, and