The FSA QR-8A is a crank bolt for racing bike cranks with MegaExo bottom bracket.Brand new ,genuine FSA part Technical Information: Material: steel (CrMo) Size: M18 x 26 mm right-hand threaded / M27 x 1 mm outer threads Compatibility: - K-Force MegaExo - SL-K MegaExo - Team Issue (Road) MegaExo
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