SunRace MZ903 12 Speed Cassette 11-51 Silver

The SunRace MZ903 12 Speed Cassette is a high quality, 12 speed wide range cassette.SunRave originated in Taiwan in 1972, initially providing entry-level products particularly to North and South America. The boom in sales of mountain bikes resulted in rapid expansion. Twenty-five years later, it had become clear that further growth would only result from higher level components and so commenced the process of taking the product range up-market.SunRace MZ903 12 Speed Cassette 11-51 Features12 SpeedShimano Freehub Compatible (Not XD)A7075 42T-51T SprocketAlloy Spiders, Lockring &: Spacers11-51TAvailable in Black or Silver