Aluminum oval tube

my family company xxxxxxxx is in serbia.
please if you can help me to fined aluminium(al mg si 05, f18) oval tube (wall thickness 2,oo mm and 3,oo mm) for fixing wire roupe 5,oo mm and 7,oo mm in agricultura.
please is you can to send me some information, price and samples for testing.
thank you very much and best regards from serbia.