Quote:
	
	
		| Originally posted by chris vickery You will see at the rearmost area where the clamshell mounts to the base is a sheetmetal plate cut on an angle. It is the same width as the carrier and mounts on using 2 thumbscrews. Most spare tire carriers I have seen are missing this item, but it is definately a piece of original kit.
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 Is this the bit you are referring to? I have no idea what it is.