Crossword Genius

Runs CFA hardware (7)

Ross

I believe the answer is:

ladders

I'm a little stuck... Click here to teach me more about this clue!

'runs' is the definition.
(I know this)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for ladders that I've seen before include "Raddles (anag.)" , "Go up them on board" , "Hose runners" , "they help people to get up" , "Runs in hosiery" .)

I've seen this clue in the Sydney Morning Herald.
Want a hint initially instead of a full solution? Install my app