Cranksets

Dimension Cruiser one-piece hot-forged chromoly steel cranks. - One-piece, hot-forged chromoly steel crank - Cruiser chainwheels sold separately - Requires 24 tpi American bottom bracket - Crankset has 1/2-inch pedal threading

Dimension Cyclocross Arm Sets made of 6061-T6 aluminum. - Forged AL-6061-T6 - BB Not Included - Chainrings Not Included - 110/74 BCD - Drivetrain Speeds: 10, 9, 8 - Number of Chainrings: Double - Pedal Spindle: 9/16-inch - Spindle interface Type: Square Taper JIS - Weight: 590g