Shimano Altus FC-M311 Crankset - 175mm 7/8-Speed 42/32/22t Riveted Square Taper JIS Spindle Interface BLK MFPN=03134 Rigid die-cast aluminum body

Rigid die-cast aluminum body

Multi-ply 60tpi Nylon casing construction with longer overlap on the sidewall

The well-known Ratchet System 24 makes the load distribution uniform providing lasting durability Rear Axle 12mm Thru x 148mm Rim Width (Internal) 30 Cassette Body Type Shimano HG Valve Presta Color Black Wheel Size 29" Designed for ebike Yes Defined Color Black ISO Diameter 622 / Road / 29" Rim Material Alloy Tire Type Tubeless Ready Clincher Hub/Brake Compatibility 6-Bolt Disc Tire Size 29"

0 Internal W 30mm Depth 20mm Material Aluminum Type Tubeless Color (H/S/R) Black Weight 935g Wheel Type Front Axle Size 15X110mm Hub Type I9 Color Black

Flex-pivot single-pivot layout

Shimano Altus FC-M311 Crankset - 175mm 7/8-Speed 42/32/22t Riveted Square Taper JIS Spindle Interface BLK MFPN=03134 Rigid die-cast aluminum bodyShimano 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 42 32 22 Number of Chainrings Triple Drivetrain Speeds 8 Chainring BCD Riveted Chainline Hub Compatibility 135 142 MTB Hubs