The of that with shipping to the US will not be great to see on paper once calculated but being something for the long term that will last us the life of our bikes I guess it ain't that bad. Hopefully once US buyers can get the G310 that lowering kit will be available on US soil
From the picture it is just the shock end. You unscrew that end from the shock and put this one on. Then cut down the side stand, because it will now be too long and the bike will stand more upright, causing it to fall over to the right side.