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Not from me, but I spotted this on Ebay. Looks to be from a Japanese Z3 they broke for spares. The tank straps look to be in excellent condition, might suit someone rebuilding the rear of their car as the larger of the 2 straps is unavailable. And you get the tank!
https://www.ebay.co.uk/itm/BMW-Z3-F...011813?hash=item1a5b021125:g:MeMAAOSw8VNbbu4W
https://www.ebay.co.uk/itm/BMW-Z3-F...011813?hash=item1a5b021125:g:MeMAAOSw8VNbbu4W