Rectangle Tube 50x25 (316 Mirror) - 5.8 metre Length

Where would you normally use a stainless steel tube?
For handrail or to create support posts as part of a stainless steel balustrade.

What is it made out of?
316 Stainless Steel in a Mirror Finish.

Can it be used for exterior applications?
As it is 316 grade Stainless Steel it is more than suitable to be used inside or outside.