Im at work at the momet and have fouund what looks like an ideal aircraft grade aluminium pipe in the skip. It looks like it could come in hand for one of my boost pipes , but im unsure of the diamaters as it may be too large.
Gav
does 60mm sound about right.
think its 57mm, thats what size silicon hose you need for joining them anyway so around about that.
Yeah its defiantly 57mm.