Anybody used these?
http://www.ebay.co.uk/itm/LOCK-FOR-IKEA-DETOLF-GLASS-DISPLAY-CABINETS-COLLECTORS-CUPBOARD-MODEL-DISPLAY-/170922742241?pt=UK_Bedroom_Furniture&hash=item27cbca11e1
http://www.ebay.co.uk/itm/LOCK-FOR-IKEA-DETOLF-GLASS-DISPLAY-CABINETS-COLLECTORS-CUPBOARD-MODEL-DISPLAY-/170922742241?pt=UK_Bedroom_Furniture&hash=item27cbca11e1