SHIMANO ALTUS FC-M311 3x7/8-SPEED CRANKSET 48/38/28T WITH CHAINGUARD

The Shimano ALTUS FC-M311 delivers reliable performance across a wide range of terrain.

This 3x7/8-speed crankset features a 48/38/28T tooth configuration, providing smooth gear transitions for climbing and acceleration. The integrated chain guard protects your drivetrain from debris and chain drops, reducing maintenance needs on rough trails. Square taper design ensures secure attachment and consistent power transfer. Ideal for recreational riders seeking dependable, low-maintenance shifting on mixed surfaces.

Specification

• Use: MTB/Trekking
• Model: FC-M311
• Gradation: 48-38-28T
• Q-Factor: 187.9mm
• Threaded BB shell width: 68/73mm
• Gear front: 3-speed
• Gear rear: 7/8-speed
• Construction: Square
• Compatible Chain: HG 7/8-speed
• Bolt Circle Diameter: Riveted
• Chain line: 50mm
• Chain guard: Yes
  

Crank Arm Length

• 170mm
• 175mm

Material 

• Crank arm: Aluminium
• Large Chainring: Steel
• Middle Chainring: Steel
• Small Chainring: Steel

Colour

• Black