http://www.rivercitybicycles.com/mod.php?mod=userpage&menu=1105&page_id=58

pretty sure I posted this on the old forums

lol I have a bracket that came with my mudguards that looks kinda similar to those things only Ive no idea what its for as Ive no more attachments for fitting things to my bike! lol.

May need to take a photo of it and get you lot to identify it