Full Speed Ahead SL-K Modular Crankset - 170mm 11/12-Speed 46/30t Direct Mount 90 BCD 386 EVO Spindle Interface BLK Wheel Factory Circos rims are backed by

Circos rims are backed by a lifetime warranty for original owner under appropriate use

Features a water tight roll top closure

300mm length

High strength and flexible carbon-iron steel FeC alloy rails or titanium Ti316 options

Optimized Q-factor for compatibility with most frame/motor combinations

Full Speed Ahead SL-K Modular Crankset - 170mm 11/12-Speed 46/30t Direct Mount 90 BCD 386 EVO Spindle Interface BLK Wheel Factory Circos rims are backed byFull Speed Ahead SL K Modular Crankset 170mm 11 12 Speed 46 30t Direct Mount 90 BCD 386 EVO Spindle Interface Black. SL K modular BB386EVO is the latest FSA crankset for gravel adventure or road use. Thanks to the adaptable BB386 EVO 30mm spindle this modular system will fit a wide variety of frames with a range of BB standards. Hollow carbon fiber arms with UD finish Forged AL7050 BB386EVO spindle Direct mount outer chainring and 90 bcd inner