Looking for: gasket for 6mm hole ref, mcpcb for MF01

I am looking for insulation gasket for reflector with 6mm hole and 3535 led. I know, a bit non-standard, but the only one I had (or even two) I destroyed. This is for Astrolux E02
In addition, does anyone know if I can get a mcpcb for MF01 (V1) somewhere?