Reverse Polarity Converter

[Reubenfjk]

Hi guys. Since no one can reply on the buy/sell section I guess I'll have to post here.

Any idea where can i find these?
http://www.music123.com/Visual-Sound-Reverse-Polarity-Converter-for-1-SPOT-154007-i1423919.Music123

Or any of you softies have any spares?

 

[jskadiang]

You can get them at G77.

 

[farhanians]

or you can even do it to your cable. just cut and reverse them. no solder required. just simple heatshrinking tubes