Rattling from back of car

[adamg30]

There is a very annoying rattling noise coming from the back passenger side of my 172,im thinking it could be the crap interior panels rattling as ive had a service and mot done recently,had new rear discs and bearings fitted and the noise has continued.Am i just going to have to accept the french build crap quality cars????If however it is outside the car,any ideas on what it could be?

 

[Monaco Sean]

I have that, my rear exhasust mount is worn slightly.
Didnt fail the MOT because of it but i Know thats a slight rattle over bigger bumps?!