The aluminium and plastic CHAINBOW fully encases the chainset for superior protection.
CHAINBOW BLACK 38 TEETH (SKCBW38B)
 This version is suitable for hub gears, with a maximum chainring diameter of 158mm, maximum 38 teeth.
CHAINBOW BLACK 44 TEETH (SKCBW44B) 
 This version is suitable for hub gears or derailleur gears, where the chainset has a chainguard ring already in place. Maximum chainring diameter of 175mm, maximum 42-44 teeth.
CHAINBOW BLACK 48 TEETH (SKCBW48B)
 This version is suitable for hub gears or derailleur gears, where the chainset has a chainguard ring already in place. Maximum chainring diameter 199mm, maximum 46-48 teeth.