MTX 005 Steel Rear Sprocket #520 (11-BMW)

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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 finishedConstructed from C49 high carbon steelPitch: 520Teeth: 45 NOTE: Actual sprocket design may be different from the image above. Show more