SunRace 9-Speed Bicycle Cassette – CSM96 Review Posted by GiantPandaisy June 23, 2018 in Drivetrain Components Steel rings with engineering polymer spacers 11-12-14-16-18-21-24-28-34 Sandblast satin finish 360g Steel rings with engineering polymer spacers. Sandblast satin finish. 11-12-14-16-18-21-24-28-34. 360g Cycling Outdoor Recreation Parts & Components Sports & Outdoors SunRace