Steel crossbeams (5)
I believe the answer is:
axles
(Other definitions for axles that I've seen before include "They may be involved in turning" , "Shaft on which wheels rotate" , "Wheel shafts" , "Shafts of wheels" , "Wheel rods" .)
I believe the answer is:
axles
(Other definitions for axles that I've seen before include "They may be involved in turning" , "Shaft on which wheels rotate" , "Wheel shafts" , "Shafts of wheels" , "Wheel rods" .)