• Wolf Tooth single speed aluminum cogs will fit any Shimano-type freehub and feature extra tall teeth for reliable chain retention when using chain tensioners.
• Machined from 7075-T6 aluminum billet for the best combination of light weight and high strength.
• They are reversible and feature a 4.5 mm width at the base that won’t dig into your freehub body.
• These will fit on any Shimano-type freehub spline
• Compatible with geared and single-speed chains

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