Building on the lightest, most versatile production carbon crankset on the planet, the Next SL generation G4 couples CINCH compatibility with an elegant arm profile that seamlessly integrates the crank arm with the Next SL Direct Mount composite ring. and nbsp;G4 is lighter weight (430g and ndash; 32T Direct Mount) with improved lateral stiffness for 1x setups. If weight and stiffness are not and nbsp;enough of a one-two punch, then future-proofing your setup with the versatility of the CINCH system should be the knock out blow. Removable spider offers the ability to convert between existing chain ring standards while remaining flexible to future developments Cranks sold as arms and spindle, spider and bottom bracket sold separately *Only compatible with Cinch 30mm Bottom Brackets