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Your cart is empty.Convert any normal HG freehub wheel into a single speed drive - CrMo cog with 7mm thick Hyperglide-spline, 1.8mm tooth thickness - Range of different sized aluminum spacers for fine tuning chain line - Includes 13t cog, alloy lockring, and 7 spacers: 2) 10mm, 1) 5mm, 4) 3mm
John Hank
Reviewed in the United States on March 10, 2025
great quality. Easy to install.
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