It is still available. Sorry, I've been really busy with work and haven't had a chance to take pictures. I'll try my best to take some tonight.
But I have not heard back from the person who first contacted me so the snap-in adapter is for sale again.
2010 M3 | White/Black/Carbon | iForged | Nitto | Eibach | Encore Innovation | Vorsteiner | Revinora