Built off the proven Next R crank arm shape and spindle insert the Next SL stands to be lighter with major improvements in durability and carbon consistency. Made in Canada with American sourced carbon the Next SL is also stiffer improving power transfer and giving you the competitive edge on your pedal-oriented cross country rig.Increased stiffness and strength improves power transferRemovable spider offers the ability to convert between existing chainring standards while remaining flexible to future developmentsIncludes premium 7075 aluminum 30mm CINCH spindle and is power meter compatibleThe NEXT SL is one of the lightest cranksets in the world. It's also one of the strongest- protected from strikes with included crank bootsChainring and bottom bracket sold separately