Silver was our First monowheel, and in the early days - it was not great But it taught us So Much about these things - and gave us So Much fun
It went thru lots of major incarnations - and ended up exceeding our expectation - but that just wetted our appetite to do a Proper Job. It's where we learnt which bits were going to fail - and (once) we wobbled the final version to over 35mph.
We'll dig out some other pictures to help explain its evolution.