TheSunRace MZ90 12-Speed Cassette 11-50tis a superior, high-quality cassette built for longevity and endurance. Featuring a stylish black finish. SunRace MZ90 12-Speed Cassette 11-50t Features A7075 42T-50T Sprocket HG Fit Sprocket sizes are: 11-13-15-17-19-21-24-28-32-36-42-50 Alloy Spiders, Lockring & Spacers 2 largest sprockets (42T, 50T) are 7075 Alloy, all other are steel Weight: 586g
Best Price: £139.99 from Leisure Lakes Bikes