Cassette features 6 sprockets on 2 spider carriers and 4 individual cogs, includeds lockring. Hi-Tensile steel cogs. Item Specifications: Weight, 427, Cassette Body Type, /SRAM 8, 9, 10 Speed, Cassette Cogs, 11-13-15-18-21-24-28-32-36-42, Range, 11-42, Drivetrain Speeds, 10,.
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