Crank is made from aluminium and uses a square taper bottom bracket.
Bolt circle diameter (BCD) for big and middle rings is 94mm. Granny ring uses a 58mm BCD. Chainrings are mounted using 5 bolts.
What do they weigh?
For a 175mm set:
- The driveside crankarm without chainrings weighs 272g.
- The non-driveside crankarm without chainrings weighs 212g.
Once shortened to 140mm, the crankarms weigh 391g.