Shimano Altus FC-M311 Crankset - 175mm 7/8-Speed 48/38/28t Riveted Square Taper JIS Spindle Interface BLK Model=Hub Bearing Set Type Standard Size 700x38 ISO

Type Standard Size 700x38 ISO 622 Bead Wire Belted Tread/Sidewall Color Bk/Blk PSI 75 Weight (Grams) 735 TPI 27 Durometer Features SC/SPL/REF Reflective Sidewall Yes

Rear fender expands for custom fit

3 Professional Wheel Truing Stands

Model Cold Weather Color Lucid Topo Size M Finger Full

Abrasion resistant kneecap

Shimano Altus FC-M311 Crankset - 175mm 7/8-Speed 48/38/28t Riveted Square Taper JIS Spindle Interface BLK Model=Hub Bearing Set Type Standard Size 700x38 ISOShimano 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 Rings 48 38 28 Number of Chainrings Triple Drivetrain Speeds 8 Chainring BCD Riveted Chainline Hub Compatibility 135 142 MTB Hubs