Shimano FC-M315-2

- FC-M315-2 double crankset for 7 and 8 speed drivetrains
- Simpler and faster shifting than triple cranks
- 22-36 gearing, perfect for trail riding
- 48.8mm chainline, designed for 135mm QR and 142mm thru-axle frames
- Aluminum crank arms
- Highly durable riveted steel chainrings
- Crank bolts included
- Requires LL123 square taper bottom bracket