Cylinders (5)
'cylinders' is the definition.
(I know this)
This is the entire clue.
(Other definitions for tubes that I've seen before include "Long hollow cylinders" , "Hoses, pipes, lines etc" , "Piping" , "Long hollow conduits" , "Hollow cylindrical shapes" .)
'cylinders' is the definition.
(I know this)
This is all the clue.
(Other definitions for rolls that I've seen before include "Lists of names of members" , "Turns over - luxury car (abbr)" , "Moves by turning" , "documents" , "Some bread; trills (an r)" .)