Peter I might have an exploded drawing of the mechs somewhere, but in the meantime you can ascertain which of the two models your mech is by eliminating one of them. Rocvale - the famous French seller on Ebay, based just outside Paris has an auction running for a NIB Simplex JUY 51. As usual he has some excellent photos..
Check it out at : 180209760730
Bonne chance
Norris Lockley , Setle UK
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