Rover mini front shocks have a bolt at each end and coilovers do come up on ebay quite a bit. worth a look.
what about these
http://www.ebay.co.uk/itm/ONE-PAIR-BILSTIEN-COILOVERS-GOOD-USED-CONDITION-/170679443440?pt=UK_CarsParts_Vehicles_CarParts_SM&hash=item27bd499ff0
what about these
http://www.ebay.co.uk/itm/ONE-PAIR-BILSTIEN-COILOVERS-GOOD-USED-CONDITION-/170679443440?pt=UK_CarsParts_Vehicles_CarParts_SM&hash=item27bd499ff0