Color classification
CR501 Ordinary Edition# BMW Grey Chassis [40*40*165]]
CR501 Ordinary Edition# Walnut Chassis [40*40*165]]
CR501 ordinary version# log color chassis [40*40*165]]
CR501 Ordinary Edition# Ivory White Chassis [40*40*165]]
CR501 ordinary version# walnut color roller [40*40*170]](Other color orders please note)
CR501 ordinary version# log color roller [40*40*170]](Other color orders please note)
CR501Pro version# walnut color chassis [50*50*175]]
CR501Pro version# log color chassis [50*50*175]]
CR501Pro version# Ivory White chassis [50*50*175]]
CR501Pro version# BMW gray chassis [50*50*175]]
CR501Pro version# walnut color roller [50*50*180]](Other color orders please note)
CR501Pro version# log color roller [50*50*180]](Other color orders please note)
With or without storage space