Benzon Go to this link and take a look, I have Varia Adapters for both the SL and SLR Madone reflector mounts,
https://www.shapeways.com/shops/revolutionaries
I don't sell anything directly, I just design and then put them on Shapeways site and they Sell, Print, then Ship it to you. I don't work for Shapeways, but get a small percentage of each sale of my designs.