Shimano Altus FC-M311 cranksets feature aluminum crankarms with steel SG-X chainrings for smooth and reliable shifting.
Key Features
- Hyperdrive integrated SG-X steel chainrings provide precise and reliable front shifting
- Proven 3-pc. design with sturdy aluminum crank arms (bottom bracket sold separately)
- 50mm Chainline / 187.9mm Q-factor
Specifications
| Color |
Black |
| Rings |
48/38/28 |
| Number of Chainrings |
Triple |
| Crank Length (mm) |
170 |
| Crank Intended Use |
Mountain |
| Drivetrain Speeds |
7 |
| Drivetrain Speeds |
8 |
| BB Included |
No |
| Pedal Spindle |
9/16" |
| Spindle Interface Type |
Square Taper JIS |
| Chainring BCD |
Riveted |
| Chainline/Hub Compatibility |
135/142 MTB Hubs |
| Defined Color |
Black |
