Shimano Ultegra R8000 Bicycle Cassette 11-30T 11 Speed 100% CenterLine X rotors are the

CenterLine X rotors are the lighter-weight version of SRAM’s quiet

Network Ports: F-connector

SRAM's 12-speed Eagle chain features the PowerLock connecting link — the only secure tool-less attachment device for a SRAM Eagle chain

MPN: 69000M142XS

Shimano Ultegra R8000 Bicycle Cassette 11-30T 11 Speed 100% CenterLine X rotors are theTaking design cue's from Shimano's Dura Ace line, the new Shimano Ultegra R8000 11 Speed Cassette offers optimum performance and durability, smooth shifting, and plenty of gearing options, all at a great value. Features: 11 Speed Cassette Available in an 11 30T, 11 32T or 14 28T Wide gearing options Trickle down technology from Shimano's Dura Ace line