Shimano Ultegra 12-Speed CS-R8100 Hyperglide+ Road Cassette Sprocket Brand_Origin 8 Pro E-Bike pads are specifically

Pro E-Bike pads are specifically tuned for the unique needs of pedal-assist E-bikes

Buckle Locked for your safety

Q FACTOR  52mm

Pro 4 Front Hub Tech Specs >

Prism Carbon provides a unique combination of high performance

Shimano Ultegra 12-Speed CS-R8100 Hyperglide+ Road Cassette Sprocket Brand_Origin 8 Pro E-Bike pads are specificallySHIMANO ULTEGRA 12 speed HYPERGLIDE+ Road Cassette Sprocket CS R8100 12 The uninterrupted shifting experience of the ULTEGRA R8100 12 speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12 speed FREEHUB bodies. HYPERGLIDE+ cassettes revolutionized off road shifting with its seamless shifts both