MS3 Cassettes offer a wide-range ratio for 10-speed MTB sytems. Alloy Spider Product Specifics Cassette Cogs: 11-13-15-18-21-24-28-32-36-42 Color: Silver Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed Range: 11-42 Drivetrain Speeds: 10 Defined Color: Silver Weight: 427 .
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