50 Metres (50m, 50mtr) Heavy Duty 11AWG OFC Speaker Cable - Part # AIC77250 Metre Roll of Heavy Duty OFC Speaker Wire. Part No. AIC772. Clear oxygen free speaker cable with red trace down one side. 11AWG 99. 95% OFC figure8 cable with 504 strands of 0. 10mm copper wire each side & and a heavy duty clear jacket. Suitable for home & car speaker wiring and other professional applications up to 500watts max. 4. 5mm x 9mm approximate cross section dimensions. We have been supplying appliance parts to the trade and retail for