Fitting Custom Seal Rings: Inner Seal Ring for big Hex Fitting, A1129970540, W112/W109/W100
Tax included.
This inner Ring is located in a groove at the bottom of the M14 x1 female/ inner thread replacing the original MB A1129970540
M14 x 1.5 Fittings are used for rear air spring connecting pipe (all cars) and M100 pressure regulator brake port and fitting at W100 brake booster
