need crampons for dynafits?
voile/buton converson stuff?
make your own tip/tail, ying-yang hooks...
you can probably do it all here. they let you design the parts on thier free CAD software that you download. Personally, I have never delt with these guys and I didn't look at their pricing, but someone may find it useful.
"take it easy, if its easy take it twice..."