Sorry, but both clips are genuine.
I'm not sure which one you think isn't genuine, but for the large one, look at the metal flow along the reverse edge. The small clip also shows the metal flow and proper tapering of the rim.
I'm not sure which one you think isn't genuine, but for the large one, look at the metal flow along the reverse edge. The small clip also shows the metal flow and proper tapering of the rim.























