You should be able to find machine vibration damping mounts that would suffice.

I suggest that you use a more vertical head tube angle but maintain the same
trail by moving the wheel axle back relative to the steering axis.

Bill Patterson

-----Original Message-----
>From: Tim Karle <karlet@...>
>Sent: Aug 3, 2008 7:01 PM
>To: Flevofan@yahoogroups.com
>Subject: [Flevofan] wanting to build 20/20
>
>Hi all,
>
> New to the group but not to building bents. I've always wanted to try
>a Flevo 20/20 and I've got enough of the right parts and materials to
>start one. I've spent this week doing the research, especially your
>homebuilt ones. Great builds, all of them. I spent this afternoon
>searching and reading all the tech oriented threads. I like the idea
>of stretching the wheelbase a few inches toward the rear. Also like
>the idea of making the bike adjustable - raising and lowering the rear
>end slightly to get optimum handling. I'd be cool to come up with a
>way to move a lever on the handlebar and adjust on the fly.
>
>Everything I've read seems pretty clear but have just one question.
>Has anyone found an alternative to the 'diabolo'?
>