I only had the one but it was a crude prototype that I sold to a member here. We should ask one of the 3D printer people to make versions for others.
https://live.staticflickr.com/1529/26373713592_f9d57a42b3_c.jpg
https://live.staticflickr.com/1477/26193173610_f5fd6eac3e_z.jpg
https://live.staticflickr.com/1607/25844395513_d7fbe1d67b_z.jpg
https://live.staticflickr.com/1529/26373713592_f9d57a42b3_c.jpg
https://live.staticflickr.com/1477/26193173610_f5fd6eac3e_z.jpg
https://live.staticflickr.com/1607/25844395513_d7fbe1d67b_z.jpg