Dimension Inner Chainring (Black) (74mm BCD) (Offset N/A) (30T) - CR0450
Dimension Inner Chainring (Black) (74mm BCD) (Offset N/A) (30T) - CR0450, Dimension Chainrings. Features: No ramps, pins, or shift aids Specs: Tooth Count30 Ring Position/TypeInner Drivetrain SpeedsSingle Speed 3/32" Chainring BCD74 ColorBlack Defined ColorBlack MaterialAluminum