Shimano FC-M315-B2 Crankset - 175mm 7/8-Speed Riveted JIS Square Taper Spindle Interface 48.8mm Chainline BLK MFPN=WH21AERSUBST30XD29R Specifically designed for trunnion specific Equipped with a tire

Shimano FC M315 B2 Crankset 175mm 7 8 Speed Riveted JIS Square Taper Spindle Interface 48.8mm Chainline BLK MFPN=WH21AERSUBST30XD29R Specifically designed for trunnion specific Equipped with a tire Specifically designed for trunnion specific bikes with a less progressive linkage NOTE: The following "RK" part numbers will not be compatible with the new Rear Disc Racks: RK0131 RK0121 RK0134 Requires Eyelets Yes Tube Diameter 10 Material Chromoly Maximum Wheel Size (in) 29+ Color Black Weight 1606 Weight Limit (lbs) 66 Platform Dimensions 350 x 150 mm Disc Brake Compatible Yes Includes crank fixing bolt Color Black Rings 36 22 Number of Chainrings Double Crank Length (mm) 175 Crank Intended Use Mountain 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 Size 175Mm Chainline 48 Hyperdrive system and SG X chainrings provides consistent off road front shifting