Fitting as follows;

FS39000047000010 - Modular left arm bolts - suits 2017 and beyond modular cranks with extractor bolt on drive side and retainer bolt on left hand side - this is the left hand bolt - 24mm Spindle modular cranks

FSCB390-2069 - black crank bolt for Omega and gamma drive 19mm spindle cranks with pinch bolt design left arm

FSCB390-2067 - Silver crank bolt for Omega and gamma drive 19mm spindle cranks with pinch bolt design left arm

FSCB390-2082 ML140 M12 Left Arm Crank Bolt
Black crank bolt for alloy Mega Exo cranksets
- Energy
- Gossamer
- Afterburner
- V-Drive
- Comet M/exo W/pinch bolt