SL-K Light BB386EVO road crankset features hollow carbon fiber arms for amazing stiffness and low weight. The SL-K Light uses FSA’s Asymmetric Bolt Standard, with four bolts at 90 degrees to one another and a fifth behind the crankarm, adding support where it’s needed.Choose from the traditional 53/39 chainring combination, 50/34 compact or 52/36 semi-compact.
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Material: Hollow Carbon arms with UD Carbon finish, AL7075 100% CNC chainrings, AL7075 Torx T-30 alloy chainring bolts
Finish: UD carbon finish
Weight: 619 grams