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Description

Shimano Ultegra R8100 12-spd CassetteThe CS R8100 is the first cassette from the Ultegra road series to have 12 sprockets. It features Hyperglide+ technology, which was first tested in the MTB sector and ensures seamless shifting even under heavy load. You can even change gears safely and instantly when pedalling or sprinting. The gradations have been selected to ensure high gear efficiency in all situations as well as optimal acceleration. The enlarged teeth of the pinions also

and a clock

Reflective sidewall stripe increases your visibility for oncoming motorists

it can accommodate the most common wheel sizes for quick-release or thru-axle hub designs

DEORE XT M8100 Series

For use with standard 5mm quick release systems

spilt into two compartments

Fully compatible with all SRAM 1x™ drivetrains

Wider traction range reduces chain rub for rear suspension bikes

WEIGHT: 575g

Body Geometry padding protects sensitive nerves and arteries in the center of the hand

*When measured in a lab setting S-Works Mondo showed the lowest rolling resistance numbers and lowest weight of any competitor in its class

XTR BL-M9100/9120