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Replacement Crank Fixing/Tightening bolts and Self Extractor Kits.
Fits e*thirteen cranks of various generations as indicated below. The M15 bolts for Bosch and Brose are direct OEM replacements. The Self Extractor versions are an upgrade to the M15.
Please see the service guide to select the correct parts for your crank!
Compatibility
Versions are specific to e*thirteen crank arm type
