Hello,have seen suspension units on the internet,fully made.Just looked up a firm to-day.Meadows-Passmore,1 Ellen Rd,Portslade,Brighton. http://www.m-p.co.uk this is their web site,from there you can view the catalogue,its gigantic,every part,8mb. long.If you let them know the numbers on the back plate,and make,and height of back plate,they will most likely have whole unit to fit.There is a lot of american firms that supply also.Here is another site which may be of interest,http://www.horology.com/hoc-susu good luck,on your safari.
Mr.James Devlin.
March 2008