REACT Cassette - 8-Speed, 11-32t, HG Driver Compatible, Black, 4 pk. trail Durable AL6066-T6 aluminum alloy arms

Durable AL6066-T6 aluminum alloy arms are paired with a 24mm heat-treated chromoly spindle to provide strength

Includes longer screws

Quick-disconnect tubing for easier refills

The Bora Ultra WTO 33’s lower weight helps riders to reach heights even faster

REACT Cassette - 8-Speed, 11-32t, HG Driver Compatible, Black, 4 pk. trail Durable AL6066-T6 aluminum alloy armsWith the REACT series, KMC has filled a gap in its lineup of drive solutions. Just like KMC chainrings and sprockets, REACT cassettes are precisely designed to match KMC chains. This perfect synergy reduces friction between individual components and enhances the lifespan of all drive components. Meticulously crafted ascent and descent ramps ensure precise chain guidance, improving shifting performance across the entire range. Made from high strength