I looked on ebay and all the bore sizes are to small

http://cgi.ebay.co.uk/Festo-Double-Acting-Compact-Cylinder-80mm-Bore-80mm-Stk_W0QQitemZ130181963557QQcmdZViewItem?hash=item1 30181963557&_trksid=p3286.m14.l1318http://cgi.ebay.co.uk/Festo-Double-A...re-80mm-Stk_W0 QQitemZ130181963557QQcmdZViewItem?hash=item1301819 63557&_trksid=p3286.m14.l1318