From a company called Oczam International on ebay
from the item description:
Reference Number (s) OEM: 1J0615125A, 4B0615125A, 4B0615125C, 8L0615125 Manufacturer Part Number: BR-232-0113-LR x2--11
However the parts supplied are the same size as the parts currently fitted to the car with it's standard 288mm discs.
Similar item number
eBay item number: 142713084741