Must use 9speed chain. Reduced cog spacing 9speed is same overall width as 8speed. Speeds 9. Cassette Cogs 11,3,5,7,20,3,6,30,4. Drivetrain Spacing ShimanoSRAM 9. Cassette Body Type Shimano 9. Chain Compatibility 9Speed. Intended Use Mountain. Weight 436.0 g. Color Silver.
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