IKEA fridge door connector

I tried to get a replacement at Ikea but apparently it does not have a part number so they cannot order it. The flat part is screwed onto the door of the outer cupboard where the fridge is placed in. The rectangular part is then screwed onto the edge of the fridge door and when you open the cupboard, the fridge opens as well. The parts need to be sliding easily so I guess you should give it a nice surface finish.
UPDATE: I use it on my fridge since a month now. It works nicely but is give a ho