Crank is made from aluminium and uses a square taper bottom bracket.
Bolt circle diameter (BCD) of these cranks is 94mm. Chainrings are mounted using 5 bolts.
Interestingly, there are no mounting bolts for the granny ring on the crank arms, it is mounted to the middle ring.
What do they weigh?
For a 175mm set:
- The driveside crankarm without chainrings weighs 266g.
- The non-driveside crankarm without chainrings weighs 204g.