Balanced cables do not have RCA ends.

Axioms version of coax RCA ended subwoofer cable
http://axiomaudio.com/subcable.html

Axioms version of balanced cables, your AVR may not have balanced outputs.

http://axiomaudio.com/balancedcable.html

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85