Where ca i buy a second hand headlight unit ?

[Pich]

My headlight unit is cracked and im in need of another one, its a clio sport with the xenon gas charge unit thing, ive been looking but i cant find one with the xenon/gas thing ??
Any ideas

 

[Sargara]

http://www.cliospares.co.uk/

Your looking at about £110 when i checked a couple of months back.