Buy now. Pay later on FSA SL-K Mega Exo 386 10 Spd Double Chainset. FSA SL-K Mega Exo 386 10 Spd Double Chainset: The SL-K Compact 386 Mega Exo feature hollow monocoque composite crank arms mated to a chromoly steel spindle. It comes complete with a steel Mega Exo bottom bracket & 100-percent CNC AL7075 T6 chainrings. UD Carbon composite arms with alloy spine 24mm integrated chromoly spindle Available for New 10 speed system AL7075 100% CNC chainrings AL7075 Torx T-30 alloy chainring bolts
Sizes: 170mm, 175mm Q-Factor
- 168mm BCD
- 86mm Chainline
- 49.5mm Teeth combination: 39/27, 42/27 UD carbon finish New colour graphics options
- Red (Std) Weight: 718g