I actually have these in stock.  They have been available for about two
years now.
Ask and ye shall receive
See link below.

https://www.vanagain.com/shop/rear-hatch-grommet-tube-for-rear-washer-hose-on-all-vanagon

On Tue, Sep 21, 2021 at 10:14 AM Eric Caron <ericcaron96@comcast.net> wrote:

> Hi folks,
>
>         A small thing but I love improving or maintaining our vans!
>
>         I’ve been enjoying the Uniwerks parts both replacement for NLA and
> new items.
>
> One item I have not installed yet was made of a softer material than the
> usual items.
>
> It reminded me of my fruitless search for a passenger side rear grommet
> for the hatch.  The one the rear wiper and hose go through.
>
> I found the passenger side one for the defrost wires but they are not
> interchangeable.
>
> I’ve been looking at vans and most have a missing grommet on the right, a
> worn out one or a created one.
>
> When I asked Uniwerks about making one he said he would need an original
> to create a quality replacement.
>
> So, as a team.   Am I right that this part is still not available?
>
> Does anyone have an intact right rear hatch grommet they could send Chris
> at Uniwerks in the hope he can create them for the community?
>
> I like supporting his small business and I appreciate his products.
>
> Again they are not interchangeable.  I have a new left side somewhere as
> the source indicated it would work.  But the shape of the ends are specific
> and not a match for both sides.
>
> Anyone up for working together to get this part created?
>
> And, then what other missing parts might we want to help return?
>
> Eric Caron
> 85 GL auto
>