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The smooth cog progression keeps jumps between cogs tightest when it's time to go fast, with more meaningful gaps for climbing.
- 400% range
- For use with XPLR 1x rear derailleurs
- Compatible with Flattop chains
- For 11-speed HG road driver bodies
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Review Sram Cassette PG-1231 XPLR 11-44T 12-Speed
