Shimano CS-R8101 Ultegra Cassette 11-34T 12-Speed RGroup_6376867377FBC01FD6628E20A17E97447B1300E8 Rubber pads protect bike frame

Rubber pads protect bike frame

These high quality cartridge bearings are the perfect replacement parts for servicing your headset

from trail to downhill

allowing for aggressive riding with minimal interruptions due to its SHIMANO SHADOW design

Shimano CS-R8101 Ultegra Cassette 11-34T 12-Speed RGroup_6376867377FBC01FD6628E20A17E97447B1300E8 Rubber pads protect bike frameUpgrade your bike's performance with the Shimano CS R8101 Ultegra Cassette. This 12 speed cassette offers a wide gear range for versatile riding, while the durable construction ensures long lasting performance. Compatible with Shimano Ultegra drivetrain components, this cassette is designed for smooth shifting and reliable operation on your next ride.