Can somebody help me with me rockshox revelation dual air uturn forks, whilst out on a ride I heard a mighty crunch and the travel dropped, I got them home took them apart and round plastic piece has shattered, trouble is I don’t know what this part is called and were to get it.

Its black andfits in the bottom of here with a snap ring

Anybody?

Lower air assembly, drop me a mail and I’ll see what’s available etc, at some point over the weekend

Beltin thanks