Don't just use any old bolts, they are specific for the job in regards to strength and design.
I was thinking of getting titanium ones, they seem to be the thing of the moment and if there's a band-wagon to hurl yourself on I'm your man

- but to be honest they're like rocking horse shit so if anyone can give me a heads up on what would be compatible from other bikes Dukes, Triumph the usual suspects, I would be eternally grateful, many thanks to all who've answered already and have a good night y'all,cheers Steve