Thank you very much for your reply Geoff and the links - they are great, not seen them before.
The picture shows the size of stop I have purchased - mine currently fitted to the bongo are around a 1/3 of the size in terms of height, but perhaps they have just shrink or been worn down over the years ...

Hello all, just looking for a bit of information around rear bump stops. The offside on my 1997 Bongo is pretty badly mangled now so bought a new one. The new one is significantly ‘Taller’ than the original item. I presume they were redesigned at some point? I followed a previous topic link on bump ...