MTX 1321 Steel Front Sprocket #520

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MTX OE Steel sprockets are strong and durable, heat-treated and hand-finished for longevity. Front sprockets are constructed from SCM420 chromoly steel alloy where rear sprockets a re constructed from C45 high carbon steel with a Zinc electroplated finish. Designed as an OEM replacement to exceed OEM specifications at a fraction of the price, making them your ideal cost-effective solution for replacing old worn and warped sprockets.OEM replacementExceeds OEM specificationsHeat treated and hand finishedPitch: 520Teeth: 12 Show more