Shimano Altus FC-M311 Crankset - 175mm 7/8-Speed 42/32/22t Riveted Square Taper JIS Spindle Interface BLK MFPN=03134 Bottom brackets ship with the

Bottom brackets ship with the following shell and spindle spacers:

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"

when working with bikes at this level

Length 208cm Color Cool Gray Weight 78 Adhesive No Material DuraSoft Polymer Defined Color Gray Thickness 3

Shimano Altus FC-M311 Crankset - 175mm 7/8-Speed 42/32/22t Riveted Square Taper JIS Spindle Interface BLK MFPN=03134 Bottom brackets ship with theShimano 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