Pushing my threshold, I maintained 16.7 mph for 30+ miles. The route is mostly flat, but there are a few punch hills.
Trek Verve 2 (2020)
Ergo grips
Bar Ends
Shimano SPDs
I'd upload the screenshot from Strava, but rules.....
"1. You are only allowed to post URLs to other sites and photos after you have made 10 posts or more."