Sink mounting clips

Can someone tell me how to use these sink mounting clips?! I can't use the black one on the right, but I'm supposed to use the ones on the right somehow. It's a top-mount SS sink with a J channel around the edge. Attachment 37516 (http://www.doityourself.com/forum/attachments/toilets-sinks-showers-dishwashers-tubs-garbage-disposals/37516-sink-mounting-clips-sink-clips.jpg)