Here's a link to the A/B/Y switch I use. It's a great pedal, I highly recommend it.
http://www.samash.com/catalog/showitem.asp?ItemPos=1&TempID=2&STRID=124857&Method=2&CategoryID=0&BrandID=1413&PriceRangeID=0&PageNum=0&DepartmentID=1&pagesize=10&SortMethod=4&SearchPhrase=&Contains=&Search_Type=SEARCH&GroupCode=
Check out my band:
Havoc Din
Havoc Din