Matt at F390 (top man) helped me put a replacement shock together but I didn't check that it would fit my 2017 390 Duke. It's doesn't due to all the Euro4 crap in the way. So, it's surplus to requirements. Fitted with a 10.7 kg/mm K-Tech spring and a suitable adjusting mechanism. Offers invited.
Shown here alongside the stock shock. Better pics available if you need them
Shown here alongside the stock shock. Better pics available if you need them