• FSA SL-K MTB Compact 386 MegaExo Chainset 2015

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FSA SL-K MTB Compact 386 MegaExo Chainset

The SL-K 386 features hollow monocoque composite crank arms mated to a steel spindle (MegaExo) or AL7050 (BB30) spindle depending on bottom bracket type. Both versions come complete with a steel bottom bracket and a 100-percent CNC AL7075 T6 chainring.


  • UD Carbon composite arms with alloy spine
  • AL7075 100% CNC chainring
  • Cr-Mo steel chainring bolts
  • Optimized for New 1X11 speed MTB systems


  • Finish: UD carbon finish
  • BB Type: MegaExo (not included)
  • Arm Length: 175mm
  • BCD: 86mm
  • Weight: 666 grams

To help you choose which crankset to buy, here is a FSA Crankset/Bottom Bracket Compatibility Chart.

Buy FSA Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.

  • Delivery costFREE
  • Delivery toUSA
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
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Buying Guide

  • We've got everything you need to know in our buying guide.