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KMC's S1 chain is a 1/2" X 1/8" chain for use with single speed, internally geared and fixie bikes. Anti-Drop design helps reduce the likelihood of dropped chains. Formerly the Z410 model. Speeds: 1sp Size: 1/2x1/8 Links: 112L Material: DB Width: 8.6mm
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🇺🇸 Ship from USA · On Agora since 2025
$14.40