this item has 3 options to choose from.
option 1: the first option is the column color. choose from any of the available colors.
option 2: the second option is the length of column in even inches.
option 3: the third option is the length detail.
example 1: if you wanted a column section that is 5 and 1/2" long. you would select 5 on the second option, then 1/2" on the third (detail) option.
example 2: if you need a section of column 10" in length, you would select "10" in the second option box, and "0" in the third (detail) option.
the final step is to type in the quantity of column sections you 