FSA Comet MegaEXO Modular Crankset 2x Without BB Q172 170mm 36x22tThe FSA Comet MegoaEXO Modular Crankset 2x Without BB features a convertible spider design for different chainring and chainline configurations. These have Solid forged alloy crankams and a forged alloy spider. The spindle measures 24mm and is made from forged chromoly. The arms and spider are bead blasted and have laser graphics for a nice finish. Comes with 36/22T configuration. Does not come with Bottom Bracket. They weigh about 856g and are available in 170mm and 175mm crank arm lengths. Q-factor of 172mm. Available in Black.840031082176