Shimano Altus FC-M311 Crankset - 170mm 7/8-Speed 48/38/28t Riveted Square Taper JIS Spindle Interface BLK ModelNumber=K9021 Snap Cage mounting Universal included

Snap Cage mounting Universal included (fitting most frame shapes O 15 - 55mm)

Merino wool blend lining made from 35% recycled materials

DTC - Dual Tread Compound is a combination of two different rubber compounds L3R Pro (center knobs) and Stick-E rubber (corner knobs)

The clip-compatible outsole makes for efficient pedalling when you're on the bike and comfortable walking when you're off of it

Comes with a storage bag

Shimano Altus FC-M311 Crankset - 170mm 7/8-Speed 48/38/28t Riveted Square Taper JIS Spindle Interface BLK ModelNumber=K9021 Snap Cage mounting Universal includedShimano Altus FC M311 cranksets feature aluminum crankarms with steel SG X chainrings for smooth and reliable shifting. 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 Color Black Rings 48 38 28 Number of Chainrings Triple Crank Length (mm) 170 Crank Intended Use Mountain Drivetrain Speeds 8 BB