BOX COMPONENTS

Box Four narrow/wide chainring for use with the wide ratio Box Four drivetrainThe tooth profile and thicknesses are tailored to match the inside geometry of the unique Box Four chainIntended for use...

Box Four narrow/wide chainring for use with the wide ratio Box Four drivetrainThe tooth profile and thicknesses are tailored to match the inside geometry of the unique Box Four chainIntended for use with the Box Four drivetrain only - may not function ideally with other 8 speed drivetrains104mm 4-bolt32TAlloyBlack8spNarrow/WideUPC/EAN/GTIN: 616043831978