Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-30t, Silver USB-C rechargeable and unique technologies

and unique technologies

5 mm of adjustment for different boot sole lengths and a DIN adjustment of 4-10

Where Julbo really shines is with their lenses

while the back features a stretch mesh for added breathability

Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-30t, Silver USB-C rechargeable and unique technologiesThe Shimano Ultegra CS R8101 road cycling cassette in 11 30T delivers 12 speed performance for riders building or upgrading to Shimano's current generation road drivetrain. The tighter 11 30T range keeps gear steps close for criterium, road racing, and fast group rides where cadence consistency is a priority. Hyperglide+ tooth profiling supports smooth, precise shifts under load in both directions. Compatible with Shimano 12 speed road groupsets and