On the French (Continental) carriages, the breeching line goes inside the cartridge, while the British cannons are equipped with a breeching line around the Pommelion or Cascabel. In the latter 18th century, the breeching line on the English cannons goes thru the breeching ring instead of around cascabel. Not only the breeching line was different, but the 'Train tackle' also was differed from each other. Check out the image below.
P.S. On the lower right side of the image, it shows the Blomfield patent barrel (with Britching ring).
P.S. On the lower right side of the image, it shows the Blomfield patent barrel (with Britching ring).