‘New’ unused Mk1 on Ebay UK … ebay.co.uk/itm/STRIDA-MARK-1 … 43c5d3e162
Another… ebay.co.uk/itm/201070900577? … 1423.l2649
another: ebay.co.uk/itm/STRIDA-BIKE-M … 20e97c487b
#157 … really early !!