A few people have been scammed on the site, Only use paypal to pay for items for sale by other members. If they will not use paypal, its likely a scam NEVER SEND E-TRANSFERS OF ANY KIND.
I have a set of 40mm lowering links and a sidestand from a NC700S that I had fitted to my NC700X but I"m in the UK.
It would be expensive to post I would think.
I pack my bike in such a way that I just unhook the straps holding the bag on the back seat which allows me to lift the seat. Once finished filling up I just lower the seat and hook up again. Takes a few seconds to do.
Lomo waterproof bags and I made a home made bracket to support them.
https://www.lomo.co.uk/acatalog/Motorcycle-Dry-Bags.html
My home made support is similar to Greenboy's.
Midges are not usually a problem in May.
Once you get into Scotland there are lots of great roads you could use to avoid motorways and the A9.
When I did the NC500 we went up Loch Lomond, Glencoe and Fort William to get to Inverness.
The Scottish borders and Dumfries and Galloway are beautiful...